* IBM Corporation - initial API and implementation
*******************************************************************************/
package net.sourceforge.phpdt.internal.compiler;
+
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.Map;
+
import net.sourceforge.phpdt.core.compiler.IProblem;
+import net.sourceforge.phpdt.internal.compiler.ast.CompilationUnitDeclaration;
+import net.sourceforge.phpdt.internal.compiler.ast.TypeDeclaration;
import net.sourceforge.phpdt.internal.compiler.env.IBinaryType;
import net.sourceforge.phpdt.internal.compiler.env.ICompilationUnit;
import net.sourceforge.phpdt.internal.compiler.env.INameEnvironment;
import net.sourceforge.phpdt.internal.compiler.problem.ProblemReporter;
import net.sourceforge.phpdt.internal.compiler.problem.ProblemSeverities;
import net.sourceforge.phpdt.internal.compiler.util.Util;
-import net.sourceforge.phpeclipse.internal.compiler.ast.CompilationUnitDeclaration;
-import net.sourceforge.phpeclipse.internal.compiler.ast.TypeDeclaration;
+
public class Compiler implements ITypeRequestor, ProblemSeverities {
- public UnitParser parser;
- public ICompilerRequestor requestor;
- public CompilerOptions options;
- public ProblemReporter problemReporter;
- // management of unit to be processed
- //public CompilationUnitResult currentCompilationUnitResult;
- public CompilationUnitDeclaration[] unitsToProcess;
- public int totalUnits; // (totalUnits-1) gives the last unit in unitToProcess
- // name lookup
- public LookupEnvironment lookupEnvironment;
- // ONCE STABILIZED, THESE SHOULD RETURN TO A FINAL FIELD
- public static boolean DEBUG = true;
- public int parseThreshold = -1;
- // number of initial units parsed at once (-1: none)
- /*
- * Static requestor reserved to listening compilation results in debug mode,
- * so as for example to monitor compiler activity independantly from a
- * particular builder implementation. It is reset at the end of compilation,
- * and should not persist any information after having been reset.
- */
- // public static IDebugRequestor DebugRequestor = null;
- /**
- * Answer a new compiler using the given name environment and compiler
- * options. The environment and options will be in effect for the lifetime of
- * the compiler. When the compiler is run, compilation results are sent to
- * the given requestor.
- *
- * @param environment
- * org.eclipse.jdt.internal.compiler.api.env.INameEnvironment
- * Environment used by the compiler in order to resolve type and
- * package names. The name environment implements the actual
- * connection of the compiler to the outside world (e.g. in batch
- * mode the name environment is performing pure file accesses,
- * reuse previous build state or connection to repositories).
- * Note: the name environment is responsible for implementing the
- * actual classpath rules.
- *
- * @param policy
- * org.eclipse.jdt.internal.compiler.api.problem.IErrorHandlingPolicy
- * Configurable part for problem handling, allowing the compiler
- * client to specify the rules for handling problems (stop on
- * first error or accumulate them all) and at the same time
- * perform some actions such as opening a dialog in UI when
- * compiling interactively.
- * @see org.eclipse.jdt.internal.compiler.DefaultErrorHandlingPolicies
- *
- * @param requestor
- * org.eclipse.jdt.internal.compiler.api.ICompilerRequestor
- * Component which will receive and persist all compilation
- * results and is intended to consume them as they are produced.
- * Typically, in a batch compiler, it is responsible for writing
- * out the actual .class files to the file system.
- * @see org.eclipse.jdt.internal.compiler.CompilationResult
- *
- * @param problemFactory
- * org.eclipse.jdt.internal.compiler.api.problem.IProblemFactory
- * Factory used inside the compiler to create problem descriptors.
- * It allows the compiler client to supply its own representation
- * of compilation problems in order to avoid object conversions.
- * Note that the factory is not supposed to accumulate the created
- * problems, the compiler will gather them all and hand them back
- * as part of the compilation unit result.
- */
- public Compiler(INameEnvironment environment, IErrorHandlingPolicy policy,
- Map settings, final ICompilerRequestor requestor,
- IProblemFactory problemFactory) {
- // create a problem handler given a handling policy
- this.options = new CompilerOptions(settings);
- // wrap requestor in DebugRequestor if one is specified
- // if(DebugRequestor == null) {
- this.requestor = requestor;
- // } else {
- // this.requestor = new ICompilerRequestor(){
- // public void acceptResult(CompilationResult result){
- // if (DebugRequestor.isActive()){
- // DebugRequestor.acceptDebugResult(result);
- // }
- // requestor.acceptResult(result);
- // }
- // };
- // }
- this.problemReporter = new ProblemReporter(policy, this.options,
- problemFactory);
- this.lookupEnvironment = new LookupEnvironment(this, problemReporter,
- environment); //options, problemReporter, environment);
- this.parser = new UnitParser(problemReporter);
- // this.options.parseLiteralExpressionsAsConstants,
- // options.sourceLevel >= CompilerOptions.JDK1_4);
- }
- /**
- * Answer a new compiler using the given name environment and compiler
- * options. The environment and options will be in effect for the lifetime of
- * the compiler. When the compiler is run, compilation results are sent to
- * the given requestor.
- *
- * @param environment
- * org.eclipse.jdt.internal.compiler.api.env.INameEnvironment
- * Environment used by the compiler in order to resolve type and
- * package names. The name environment implements the actual
- * connection of the compiler to the outside world (e.g. in batch
- * mode the name environment is performing pure file accesses,
- * reuse previous build state or connection to repositories).
- * Note: the name environment is responsible for implementing the
- * actual classpath rules.
- *
- * @param policy
- * org.eclipse.jdt.internal.compiler.api.problem.IErrorHandlingPolicy
- * Configurable part for problem handling, allowing the compiler
- * client to specify the rules for handling problems (stop on
- * first error or accumulate them all) and at the same time
- * perform some actions such as opening a dialog in UI when
- * compiling interactively.
- * @see org.eclipse.jdt.internal.compiler.DefaultErrorHandlingPolicies
- *
- * @param requestor
- * org.eclipse.jdt.internal.compiler.api.ICompilerRequestor
- * Component which will receive and persist all compilation
- * results and is intended to consume them as they are produced.
- * Typically, in a batch compiler, it is responsible for writing
- * out the actual .class files to the file system.
- * @see org.eclipse.jdt.internal.compiler.CompilationResult
- *
- * @param problemFactory
- * org.eclipse.jdt.internal.compiler.api.problem.IProblemFactory
- * Factory used inside the compiler to create problem descriptors.
- * It allows the compiler client to supply its own representation
- * of compilation problems in order to avoid object conversions.
- * Note that the factory is not supposed to accumulate the created
- * problems, the compiler will gather them all and hand them back
- * as part of the compilation unit result.
- * @param parseLiteralExpressionsAsConstants
- * <code>boolean</code> This parameter is used to optimize the
- * literals or leave them as they are in the source. If you put
- * true, "Hello" + " world" will be converted to "Hello world".
- */
- public Compiler(INameEnvironment environment, IErrorHandlingPolicy policy,
- Map settings, final ICompilerRequestor requestor,
- IProblemFactory problemFactory, boolean parseLiteralExpressionsAsConstants) {
- // create a problem handler given a handling policy
- this.options = new CompilerOptions(settings);
- // wrap requestor in DebugRequestor if one is specified
- // if(DebugRequestor == null) {
- this.requestor = requestor;
- // } else {
- // this.requestor = new ICompilerRequestor(){
- // public void acceptResult(CompilationResult result){
- // if (DebugRequestor.isActive()){
- // DebugRequestor.acceptDebugResult(result);
- // }
- // requestor.acceptResult(result);
- // }
- // };
- // }
- this.problemReporter = new ProblemReporter(policy, this.options,
- problemFactory);
- this.lookupEnvironment = new LookupEnvironment(this, problemReporter,
- environment);//options, problemReporter, environment);
- this.parser = new UnitParser(problemReporter);
- // parseLiteralExpressionsAsConstants,
- // this.options.sourceLevel >= CompilerOptions.JDK1_4);
- }
- /**
- * Add an additional binary type
- */
- public void accept(IBinaryType binaryType, PackageBinding packageBinding) {
- lookupEnvironment.createBinaryTypeFrom(binaryType, packageBinding);
- }
- /**
- * Add an additional compilation unit into the loop -> build compilation unit
- * declarations, their bindings and record their results.
- */
- public void accept(ICompilationUnit sourceUnit) {
- // Switch the current policy and compilation result for this unit to the
- // requested one.
- CompilationResult unitResult = new CompilationResult(sourceUnit,
- totalUnits, totalUnits, this.options.maxProblemsPerUnit);
- try {
- // diet parsing for large collection of unit
- CompilationUnitDeclaration parsedUnit;
- if (totalUnits < parseThreshold) {
- parsedUnit = parser.parse(sourceUnit, unitResult, false);
- } else {
- parsedUnit = parser.dietParse(sourceUnit, unitResult);
- }
- if (options.verbose) {
- String count = String.valueOf(totalUnits + 1);
- System.out.println(Util.bind("compilation.request", //$NON-NLS-1$
- new String[]{count, count, new String(sourceUnit.getFileName())}));
- }
- // initial type binding creation
- lookupEnvironment.buildTypeBindings(parsedUnit);
- this.addCompilationUnit(sourceUnit, parsedUnit);
- // binding resolution
- lookupEnvironment.completeTypeBindings(parsedUnit);
- } catch (AbortCompilationUnit e) {
- // at this point, currentCompilationUnitResult may not be sourceUnit, but
- // some other
- // one requested further along to resolve sourceUnit.
- if (unitResult.compilationUnit == sourceUnit) { // only report once
- requestor.acceptResult(unitResult.tagAsAccepted());
- } else {
- throw e; // want to abort enclosing request to compile
- }
- }
- }
- /**
- * Add additional source types
- */
- public void accept(ISourceType[] sourceTypes, PackageBinding packageBinding) {
- problemReporter.abortDueToInternalError(Util.bind(
- "abort.againstSourceModel ", //$NON-NLS-1$
- String.valueOf(sourceTypes[0].getName()), String.valueOf(sourceTypes[0]
- .getFileName())));
- }
- protected void addCompilationUnit(ICompilationUnit sourceUnit,
- CompilationUnitDeclaration parsedUnit) {
- // append the unit to the list of ones to process later on
- int size = unitsToProcess.length;
- if (totalUnits == size)
- // when growing reposition units starting at position 0
- System.arraycopy(unitsToProcess, 0,
- (unitsToProcess = new CompilationUnitDeclaration[size * 2]), 0,
- totalUnits);
- unitsToProcess[totalUnits++] = parsedUnit;
- }
- /**
- * Add the initial set of compilation units into the loop -> build
- * compilation unit declarations, their bindings and record their results.
- */
- protected void beginToCompile(ICompilationUnit[] sourceUnits) {
- int maxUnits = sourceUnits.length;
- totalUnits = 0;
- unitsToProcess = new CompilationUnitDeclaration[maxUnits];
- // Switch the current policy and compilation result for this unit to the
- // requested one.
- for (int i = 0; i < maxUnits; i++) {
- CompilationUnitDeclaration parsedUnit;
- CompilationResult unitResult = new CompilationResult(sourceUnits[i], i,
- maxUnits, this.options.maxProblemsPerUnit);
- try {
- // diet parsing for large collection of units
- if (totalUnits < parseThreshold) {
- parsedUnit = parser.parse(sourceUnits[i], unitResult, false);
- } else {
- parsedUnit = parser.dietParse(sourceUnits[i], unitResult);
- }
- if (options.verbose) {
- System.out.println(Util.bind("compilation.request", //$NON-NLS-1$
- new String[]{String.valueOf(i + 1), String.valueOf(maxUnits),
- new String(sourceUnits[i].getFileName())}));
- }
- // initial type binding creation
- // lookupEnvironment.buildTypeBindings(parsedUnit);
- this.addCompilationUnit(sourceUnits[i], parsedUnit);
- //} catch (AbortCompilationUnit e) {
- //requestor.acceptResult(unitResult.tagAsAccepted());
- } finally {
- sourceUnits[i] = null; // no longer hold onto the unit
- }
- }
- // binding resolution
- lookupEnvironment.completeTypeBindings();
- }
- /**
- * General API -> compile each of supplied files -> recompile any required
- * types for which we have an incomplete principle structure
- */
- public void compile(ICompilationUnit[] sourceUnits) {
- CompilationUnitDeclaration unit = null;
- int i = 0;
- try {
- // build and record parsed units
- beginToCompile(sourceUnits);
- // process all units (some more could be injected in the loop by the
- // lookup environment)
- for (; i < totalUnits; i++) {
- unit = unitsToProcess[i];
- try {
- if (options.verbose)
- System.out.println(Util.bind("compilation.process", //$NON-NLS-1$
- new String[]{String.valueOf(i + 1), String.valueOf(totalUnits),
- new String(unitsToProcess[i].getFileName())}));
- process(unit, i);
- } finally {
- // cleanup compilation unit result
- unit.cleanUp();
- if (options.verbose)
- System.out.println(Util.bind("compilation.done", //$NON-NLS-1$
- new String[]{String.valueOf(i + 1), String.valueOf(totalUnits),
- new String(unitsToProcess[i].getFileName())}));
- }
- unitsToProcess[i] = null; // release reference to processed unit
- // declaration
- requestor.acceptResult(unit.compilationResult.tagAsAccepted());
- }
- } catch (AbortCompilation e) {
- this.handleInternalException(e, unit);
- } catch (Error e) {
- this.handleInternalException(e, unit, null);
- throw e; // rethrow
- } catch (RuntimeException e) {
- this.handleInternalException(e, unit, null);
- throw e; // rethrow
- } finally {
- this.reset();
- }
- // if (options.verbose) {
- // if (totalUnits > 1) {
- // System.out.println(
- // Util.bind("compilation.units" , String.valueOf(totalUnits)));
- // //$NON-NLS-1$
- // } else {
- // System.out.println(
- // Util.bind("compilation.unit" , String.valueOf(totalUnits)));
- // //$NON-NLS-1$
- // }
- // }
- }
- protected void getMethodBodies(CompilationUnitDeclaration unit, int place) {
- //fill the methods bodies in order for the code to be generated
- if (unit.ignoreMethodBodies) {
- unit.ignoreFurtherInvestigation = true;
- return;
- // if initial diet parse did not work, no need to dig into method bodies.
- }
- if (place < parseThreshold)
- return; //work already done ...
- //real parse of the method....
- parser.scanner.setSource(unit.compilationResult.compilationUnit
- .getContents());
- if (unit.types != null) {
- for (int i = unit.types.size(); --i >= 0;)
- if (unit.types.get(i) instanceof TypeDeclaration) {
- ((TypeDeclaration) unit.types.get(i)).parseMethod(parser, unit);
- }
- }
- }
- /*
- * Compiler crash recovery in case of unexpected runtime exceptions
- */
- protected void handleInternalException(Throwable internalException,
- CompilationUnitDeclaration unit, CompilationResult result) {
- /* dump a stack trace to the console */
- internalException.printStackTrace();
- /* find a compilation result */
- if ((unit != null)) // basing result upon the current unit if available
- result = unit.compilationResult; // current unit being processed ?
- if ((result == null) && (unitsToProcess != null) && (totalUnits > 0))
- result = unitsToProcess[totalUnits - 1].compilationResult;
- // last unit in beginToCompile ?
- if (result != null) {
- /* create and record a compilation problem */
- StringWriter stringWriter = new StringWriter();
- PrintWriter writer = new PrintWriter(stringWriter);
- internalException.printStackTrace(writer);
- StringBuffer buffer = stringWriter.getBuffer();
- String[] pbArguments = new String[]{Util
- .bind("compilation.internalError")
- //$NON-NLS-1$
- + "\n" //$NON-NLS-1$
- + buffer.toString()};
- result.record(problemReporter.createProblem(result.getFileName(),
- IProblem.Unclassified, pbArguments, pbArguments, Error, // severity
- 0, // source start
- 0, // source end
- 0, // line number
- unit, result), unit);
- /* hand back the compilation result */
- if (!result.hasBeenAccepted) {
- requestor.acceptResult(result.tagAsAccepted());
- }
- }
- }
- /*
- * Compiler recovery in case of internal AbortCompilation event
- */
- protected void handleInternalException(AbortCompilation abortException,
- CompilationUnitDeclaration unit) {
- /*
- * special treatment for SilentAbort: silently cancelling the compilation
- * process
- */
- if (abortException.isSilent) {
- if (abortException.silentException == null) {
- return;
- } else {
- throw abortException.silentException;
- }
- }
- /* uncomment following line to see where the abort came from */
- // abortException.printStackTrace();
- // Exception may tell which compilation result it is related, and which
- // problem caused it
- CompilationResult result = abortException.compilationResult;
- if ((result == null) && (unit != null))
- result = unit.compilationResult; // current unit being processed ?
- if ((result == null) && (unitsToProcess != null) && (totalUnits > 0))
- result = unitsToProcess[totalUnits - 1].compilationResult;
- // last unit in beginToCompile ?
- if (result != null && !result.hasBeenAccepted) {
- /* distant problem which could not be reported back there */
- if (abortException.problemId != 0) {
- result.record(problemReporter.createProblem(result.getFileName(),
- abortException.problemId, abortException.problemArguments,
- abortException.messageArguments, Error, // severity
- 0, // source start
- 0, // source end
- 0, // line number
- unit, result), unit);
- } else {
- /* distant internal exception which could not be reported back there */
- if (abortException.exception != null) {
- this.handleInternalException(abortException.exception, null, result);
- return;
- }
- }
- /* hand back the compilation result */
- if (!result.hasBeenAccepted) {
- requestor.acceptResult(result.tagAsAccepted());
- }
- } else {
- /*
- * if (abortException.problemId != 0){ IProblem problem =
- * problemReporter.createProblem( "???".toCharArray(),
- * abortException.problemId, abortException.problemArguments, Error, //
- * severity 0, // source start 0, // source end 0); // line number
- * System.out.println(problem.getMessage()); }
- */
- abortException.printStackTrace();
- }
- }
- /**
- * Process a compilation unit already parsed and build.
- */
- public void process(CompilationUnitDeclaration unit, int i) {
- getMethodBodies(unit, i);
- // fault in fields & methods
- if (unit.scope != null)
- unit.scope.faultInTypes();
- // verify inherited methods
- // if (unit.scope != null)
- // unit.scope.verifyMethods(lookupEnvironment.methodVerifier());
- // type checking
- unit.resolve();
- // flow analysis
- unit.analyseCode();
- // code generation
- // unit.generateCode();
- // reference info
- // if (options.produceReferenceInfo && unit.scope != null)
- // unit.scope.storeDependencyInfo();
- // refresh the total number of units known at this stage
- unit.compilationResult.totalUnitsKnown = totalUnits;
- }
- public void reset() {
- lookupEnvironment.reset();
- parser.scanner.source = null;
- unitsToProcess = null;
- // if (DebugRequestor != null) DebugRequestor.reset();
- }
- /**
- * Internal API used to resolve a given compilation unit. Can run a subset of the compilation process
+ public UnitParser parser;
+
+ public ICompilerRequestor requestor;
+
+ public CompilerOptions options;
+
+ public ProblemReporter problemReporter;
+
+ // management of unit to be processed
+ // public CompilationUnitResult currentCompilationUnitResult;
+ public CompilationUnitDeclaration[] unitsToProcess;
+
+ public int totalUnits; // (totalUnits-1) gives the last unit in
+ // unitToProcess
+
+ // name lookup
+ public LookupEnvironment lookupEnvironment;
+
+ // ONCE STABILIZED, THESE SHOULD RETURN TO A FINAL FIELD
+ public static boolean DEBUG = false;
+
+ public int parseThreshold = -1;
+
+ // number of initial units parsed at once (-1: none)
+ /*
+ * Static requestor reserved to listening compilation results in debug mode,
+ * so as for example to monitor compiler activity independantly from a
+ * particular builder implementation. It is reset at the end of compilation,
+ * and should not persist any information after having been reset.
+ */
+ // public static IDebugRequestor DebugRequestor = null;
+ /**
+ * Answer a new compiler using the given name environment and compiler
+ * options. The environment and options will be in effect for the lifetime
+ * of the compiler. When the compiler is run, compilation results are sent
+ * to the given requestor.
+ *
+ * @param environment
+ * org.eclipse.jdt.internal.compiler.api.env.INameEnvironment
+ * Environment used by the compiler in order to resolve type and
+ * package names. The name environment implements the actual
+ * connection of the compiler to the outside world (e.g. in batch
+ * mode the name environment is performing pure file accesses,
+ * reuse previous build state or connection to repositories).
+ * Note: the name environment is responsible for implementing the
+ * actual classpath rules.
+ *
+ * @param policy
+ * org.eclipse.jdt.internal.compiler.api.problem.IErrorHandlingPolicy
+ * Configurable part for problem handling, allowing the compiler
+ * client to specify the rules for handling problems (stop on
+ * first error or accumulate them all) and at the same time
+ * perform some actions such as opening a dialog in UI when
+ * compiling interactively.
+ * @see org.eclipse.jdt.internal.compiler.DefaultErrorHandlingPolicies
+ *
+ * @param requestor
+ * org.eclipse.jdt.internal.compiler.api.ICompilerRequestor
+ * Component which will receive and persist all compilation
+ * results and is intended to consume them as they are produced.
+ * Typically, in a batch compiler, it is responsible for writing
+ * out the actual .class files to the file system.
+ * @see org.eclipse.jdt.internal.compiler.CompilationResult
+ *
+ * @param problemFactory
+ * org.eclipse.jdt.internal.compiler.api.problem.IProblemFactory
+ * Factory used inside the compiler to create problem
+ * descriptors. It allows the compiler client to supply its own
+ * representation of compilation problems in order to avoid
+ * object conversions. Note that the factory is not supposed to
+ * accumulate the created problems, the compiler will gather them
+ * all and hand them back as part of the compilation unit result.
+ */
+ public Compiler(INameEnvironment environment, IErrorHandlingPolicy policy,
+ Map settings, final ICompilerRequestor requestor,
+ IProblemFactory problemFactory) {
+ // create a problem handler given a handling policy
+ this.options = new CompilerOptions(settings);
+ // wrap requestor in DebugRequestor if one is specified
+ // if(DebugRequestor == null) {
+ this.requestor = requestor;
+ // } else {
+ // this.requestor = new ICompilerRequestor(){
+ // public void acceptResult(CompilationResult result){
+ // if (DebugRequestor.isActive()){
+ // DebugRequestor.acceptDebugResult(result);
+ // }
+ // requestor.acceptResult(result);
+ // }
+ // };
+ // }
+ this.problemReporter = new ProblemReporter(policy, this.options,
+ problemFactory);
+ this.lookupEnvironment = new LookupEnvironment(this, problemReporter,
+ environment); // options, problemReporter, environment);
+ this.parser = new UnitParser(problemReporter);
+ // this.options.parseLiteralExpressionsAsConstants,
+ // options.sourceLevel >= CompilerOptions.JDK1_4);
+ }
+
+ /**
+ * Answer a new compiler using the given name environment and compiler
+ * options. The environment and options will be in effect for the lifetime
+ * of the compiler. When the compiler is run, compilation results are sent
+ * to the given requestor.
+ *
+ * @param environment
+ * org.eclipse.jdt.internal.compiler.api.env.INameEnvironment
+ * Environment used by the compiler in order to resolve type and
+ * package names. The name environment implements the actual
+ * connection of the compiler to the outside world (e.g. in batch
+ * mode the name environment is performing pure file accesses,
+ * reuse previous build state or connection to repositories).
+ * Note: the name environment is responsible for implementing the
+ * actual classpath rules.
+ *
+ * @param policy
+ * org.eclipse.jdt.internal.compiler.api.problem.IErrorHandlingPolicy
+ * Configurable part for problem handling, allowing the compiler
+ * client to specify the rules for handling problems (stop on
+ * first error or accumulate them all) and at the same time
+ * perform some actions such as opening a dialog in UI when
+ * compiling interactively.
+ * @see org.eclipse.jdt.internal.compiler.DefaultErrorHandlingPolicies
+ *
+ * @param requestor
+ * org.eclipse.jdt.internal.compiler.api.ICompilerRequestor
+ * Component which will receive and persist all compilation
+ * results and is intended to consume them as they are produced.
+ * Typically, in a batch compiler, it is responsible for writing
+ * out the actual .class files to the file system.
+ * @see org.eclipse.jdt.internal.compiler.CompilationResult
+ *
+ * @param problemFactory
+ * org.eclipse.jdt.internal.compiler.api.problem.IProblemFactory
+ * Factory used inside the compiler to create problem
+ * descriptors. It allows the compiler client to supply its own
+ * representation of compilation problems in order to avoid
+ * object conversions. Note that the factory is not supposed to
+ * accumulate the created problems, the compiler will gather them
+ * all and hand them back as part of the compilation unit result.
+ * @param parseLiteralExpressionsAsConstants
+ * <code>boolean</code> This parameter is used to optimize the
+ * literals or leave them as they are in the source. If you put
+ * true, "Hello" . " world" will be converted to "Hello world".
+ */
+ public Compiler(INameEnvironment environment, IErrorHandlingPolicy policy,
+ Map settings, final ICompilerRequestor requestor,
+ IProblemFactory problemFactory,
+ boolean parseLiteralExpressionsAsConstants) {
+ // create a problem handler given a handling policy
+ this.options = new CompilerOptions(settings);
+ // wrap requestor in DebugRequestor if one is specified
+ // if(DebugRequestor == null) {
+ this.requestor = requestor;
+ // } else {
+ // this.requestor = new ICompilerRequestor(){
+ // public void acceptResult(CompilationResult result){
+ // if (DebugRequestor.isActive()){
+ // DebugRequestor.acceptDebugResult(result);
+ // }
+ // requestor.acceptResult(result);
+ // }
+ // };
+ // }
+ this.problemReporter = new ProblemReporter(policy, this.options,
+ problemFactory);
+ this.lookupEnvironment = new LookupEnvironment(this, problemReporter,
+ environment);// options, problemReporter, environment);
+ this.parser = new UnitParser(problemReporter);
+ // parseLiteralExpressionsAsConstants,
+ // this.options.sourceLevel >= CompilerOptions.JDK1_4);
+ }
+
+ /**
+ * Add an additional binary type
+ */
+ public void accept(IBinaryType binaryType, PackageBinding packageBinding) {
+ lookupEnvironment.createBinaryTypeFrom(binaryType, packageBinding);
+ }
+
+ /**
+ * Add an additional compilation unit into the loop -> build compilation
+ * unit declarations, their bindings and record their results.
+ */
+ public void accept(ICompilationUnit sourceUnit) {
+ // Switch the current policy and compilation result for this unit to the
+ // requested one.
+ CompilationResult unitResult = new CompilationResult(sourceUnit,
+ totalUnits, totalUnits, this.options.maxProblemsPerUnit);
+ try {
+ // diet parsing for large collection of unit
+ CompilationUnitDeclaration parsedUnit;
+ if (totalUnits < parseThreshold) {
+ parsedUnit = parser.parse(sourceUnit, unitResult, false);
+ } else {
+ parsedUnit = parser.dietParse(sourceUnit, unitResult);
+ }
+ if (options.verbose) {
+ String count = String.valueOf(totalUnits + 1);
+ System.out.println(Util.bind("compilation.request", //$NON-NLS-1$
+ new String[] { count, count,
+ new String(sourceUnit.getFileName()) }));
+ }
+ // initial type binding creation
+ lookupEnvironment.buildTypeBindings(parsedUnit);
+ this.addCompilationUnit(sourceUnit, parsedUnit);
+ // binding resolution
+ lookupEnvironment.completeTypeBindings(parsedUnit);
+ } catch (AbortCompilationUnit e) {
+ // at this point, currentCompilationUnitResult may not be
+ // sourceUnit, but
+ // some other
+ // one requested further along to resolve sourceUnit.
+ if (unitResult.compilationUnit == sourceUnit) { // only report once
+ requestor.acceptResult(unitResult.tagAsAccepted());
+ } else {
+ throw e; // want to abort enclosing request to compile
+ }
+ }
+ }
+
+ /**
+ * Add additional source types
+ */
+ public void accept(ISourceType[] sourceTypes, PackageBinding packageBinding) {
+ problemReporter.abortDueToInternalError(Util.bind(
+ "abort.againstSourceModel ", //$NON-NLS-1$
+ String.valueOf(sourceTypes[0].getName()), String
+ .valueOf(sourceTypes[0].getFileName())));
+ }
+
+ protected void addCompilationUnit(ICompilationUnit sourceUnit,
+ CompilationUnitDeclaration parsedUnit) {
+ // append the unit to the list of ones to process later on
+ int size = unitsToProcess.length;
+ if (totalUnits == size)
+ // when growing reposition units starting at position 0
+ System
+ .arraycopy(
+ unitsToProcess,
+ 0,
+ (unitsToProcess = new CompilationUnitDeclaration[size * 2]),
+ 0, totalUnits);
+ unitsToProcess[totalUnits++] = parsedUnit;
+ }
+
+ /**
+ * Add the initial set of compilation units into the loop -> build
+ * compilation unit declarations, their bindings and record their results.
+ */
+ protected void beginToCompile(ICompilationUnit[] sourceUnits) {
+ int maxUnits = sourceUnits.length;
+ totalUnits = 0;
+ unitsToProcess = new CompilationUnitDeclaration[maxUnits];
+ // Switch the current policy and compilation result for this unit to the
+ // requested one.
+ for (int i = 0; i < maxUnits; i++) {
+ CompilationUnitDeclaration parsedUnit;
+ CompilationResult unitResult = new CompilationResult(
+ sourceUnits[i], i, maxUnits,
+ this.options.maxProblemsPerUnit);
+ try {
+ // diet parsing for large collection of units
+ if (totalUnits < parseThreshold) {
+ parsedUnit = parser
+ .parse(sourceUnits[i], unitResult, false);
+ } else {
+ parsedUnit = parser.dietParse(sourceUnits[i], unitResult);
+ }
+ if (options.verbose) {
+ System.out
+ .println(Util.bind("compilation.request", //$NON-NLS-1$
+ new String[] {
+ String.valueOf(i + 1),
+ String.valueOf(maxUnits),
+ new String(sourceUnits[i]
+ .getFileName()) }));
+ }
+ // initial type binding creation
+ // lookupEnvironment.buildTypeBindings(parsedUnit);
+ this.addCompilationUnit(sourceUnits[i], parsedUnit);
+ // } catch (AbortCompilationUnit e) {
+ // requestor.acceptResult(unitResult.tagAsAccepted());
+ } finally {
+ sourceUnits[i] = null; // no longer hold onto the unit
+ }
+ }
+ // binding resolution
+ lookupEnvironment.completeTypeBindings();
+ }
+
+ /**
+ * General API -> compile each of supplied files -> recompile any required
+ * types for which we have an incomplete principle structure
+ */
+ public void compile(ICompilationUnit[] sourceUnits) {
+ CompilationUnitDeclaration unit = null;
+ int i = 0;
+ try {
+ // build and record parsed units
+ beginToCompile(sourceUnits);
+ // process all units (some more could be injected in the loop by the
+ // lookup environment)
+ for (; i < totalUnits; i++) {
+ unit = unitsToProcess[i];
+ try {
+ if (options.verbose)
+ System.out.println(Util.bind("compilation.process", //$NON-NLS-1$
+ new String[] {
+ String.valueOf(i + 1),
+ String.valueOf(totalUnits),
+ new String(unitsToProcess[i]
+ .getFileName()) }));
+ process(unit, i);
+ } finally {
+ // cleanup compilation unit result
+ unit.cleanUp();
+ if (options.verbose)
+ System.out.println(Util.bind("compilation.done", //$NON-NLS-1$
+ new String[] {
+ String.valueOf(i + 1),
+ String.valueOf(totalUnits),
+ new String(unitsToProcess[i]
+ .getFileName()) }));
+ }
+ unitsToProcess[i] = null; // release reference to processed
+ // unit
+ // declaration
+ requestor.acceptResult(unit.compilationResult.tagAsAccepted());
+ }
+ } catch (AbortCompilation e) {
+ this.handleInternalException(e, unit);
+ } catch (Error e) {
+ this.handleInternalException(e, unit, null);
+ throw e; // rethrow
+ } catch (RuntimeException e) {
+ this.handleInternalException(e, unit, null);
+ throw e; // rethrow
+ } finally {
+ this.reset();
+ }
+ // if (options.verbose) {
+ // if (totalUnits > 1) {
+ // System.out.println(
+ // ProjectPrefUtil.bind("compilation.units" ,
+ // String.valueOf(totalUnits)));
+ // //$NON-NLS-1$
+ // } else {
+ // System.out.println(
+ // ProjectPrefUtil.bind("compilation.unit" ,
+ // String.valueOf(totalUnits)));
+ // //$NON-NLS-1$
+ // }
+ // }
+ }
+
+ protected void getMethodBodies(CompilationUnitDeclaration unit, int place) {
+ // fill the methods bodies in order for the code to be generated
+ if (unit.ignoreMethodBodies) {
+ unit.ignoreFurtherInvestigation = true;
+ return;
+ // if initial diet parse did not work, no need to dig into method
+ // bodies.
+ }
+ if (place < parseThreshold)
+ return; // work already done ...
+ // real parse of the method....
+ parser.scanner.setSource(unit.compilationResult.compilationUnit
+ .getContents());
+ if (unit.types != null) {
+ for (int i = unit.types.size(); --i >= 0;)
+ if (unit.types.get(i) instanceof TypeDeclaration) {
+ ((TypeDeclaration) unit.types.get(i)).parseMethod(parser,
+ unit);
+ }
+ }
+ }
+
+ /*
+ * Compiler crash recovery in case of unexpected runtime exceptions
+ */
+ protected void handleInternalException(Throwable internalException,
+ CompilationUnitDeclaration unit, CompilationResult result) {
+ /* dump a stack trace to the console */
+ internalException.printStackTrace();
+ /* find a compilation result */
+ if ((unit != null)) // basing result upon the current unit if available
+ result = unit.compilationResult; // current unit being processed
+ // ?
+ if ((result == null) && (unitsToProcess != null) && (totalUnits > 0))
+ result = unitsToProcess[totalUnits - 1].compilationResult;
+ // last unit in beginToCompile ?
+ if (result != null) {
+ /* create and record a compilation problem */
+ StringWriter stringWriter = new StringWriter();
+ PrintWriter writer = new PrintWriter(stringWriter);
+ internalException.printStackTrace(writer);
+ StringBuffer buffer = stringWriter.getBuffer();
+ String[] pbArguments = new String[] { Util
+ .bind("compilation.internalError")
+ //$NON-NLS-1$
+ + "\n" //$NON-NLS-1$
+ + buffer.toString() };
+ result.record(problemReporter.createProblem(result.getFileName(),
+ IProblem.Unclassified, pbArguments, pbArguments, Error, // severity
+ 0, // source start
+ 0, // source end
+ 0, // line number
+ unit, result), unit);
+ /* hand back the compilation result */
+ if (!result.hasBeenAccepted) {
+ requestor.acceptResult(result.tagAsAccepted());
+ }
+ }
+ }
+
+ /*
+ * Compiler recovery in case of internal AbortCompilation event
+ */
+ protected void handleInternalException(AbortCompilation abortException,
+ CompilationUnitDeclaration unit) {
+ /*
+ * special treatment for SilentAbort: silently cancelling the
+ * compilation process
+ */
+ if (abortException.isSilent) {
+ if (abortException.silentException == null) {
+ return;
+ } else {
+ throw abortException.silentException;
+ }
+ }
+ /* uncomment following line to see where the abort came from */
+ // abortException.printStackTrace();
+ // Exception may tell which compilation result it is related, and which
+ // problem caused it
+ CompilationResult result = abortException.compilationResult;
+ if ((result == null) && (unit != null))
+ result = unit.compilationResult; // current unit being processed
+ // ?
+ if ((result == null) && (unitsToProcess != null) && (totalUnits > 0))
+ result = unitsToProcess[totalUnits - 1].compilationResult;
+ // last unit in beginToCompile ?
+ if (result != null && !result.hasBeenAccepted) {
+ /* distant problem which could not be reported back there */
+ if (abortException.problemId != 0) {
+ result.record(problemReporter.createProblem(result
+ .getFileName(), abortException.problemId,
+ abortException.problemArguments,
+ abortException.messageArguments, Error, // severity
+ 0, // source start
+ 0, // source end
+ 0, // line number
+ unit, result), unit);
+ } else {
+ /*
+ * distant internal exception which could not be reported back
+ * there
+ */
+ if (abortException.exception != null) {
+ this.handleInternalException(abortException.exception,
+ null, result);
+ return;
+ }
+ }
+ /* hand back the compilation result */
+ if (!result.hasBeenAccepted) {
+ requestor.acceptResult(result.tagAsAccepted());
+ }
+ } else {
+ /*
+ * if (abortException.problemId != 0){ IProblem problem =
+ * problemReporter.createProblem( "???".toCharArray(),
+ * abortException.problemId, abortException.problemArguments, Error, //
+ * severity 0, // source start 0, // source end 0); // line number
+ * System.out.println(problem.getMessage()); }
+ */
+ abortException.printStackTrace();
+ }
+ }
+
+ /**
+ * Process a compilation unit already parsed and build.
*/
- public CompilationUnitDeclaration resolve(
- CompilationUnitDeclaration unit,
- ICompilationUnit sourceUnit,
- boolean verifyMethods,
+ public void process(CompilationUnitDeclaration unit, int i) {
+ getMethodBodies(unit, i);
+ // fault in fields & methods
+ if (unit.scope != null)
+ unit.scope.faultInTypes();
+ // verify inherited methods
+ // if (unit.scope != null)
+ // unit.scope.verifyMethods(lookupEnvironment.methodVerifier());
+ // type checking
+ unit.resolve();
+ // flow analysis
+ unit.analyseCode();
+ // code generation
+ // unit.generateCode();
+ // reference info
+ // if (options.produceReferenceInfo && unit.scope != null)
+ // unit.scope.storeDependencyInfo();
+ // refresh the total number of units known at this stage
+ unit.compilationResult.totalUnitsKnown = totalUnits;
+ }
+
+ public void reset() {
+ lookupEnvironment.reset();
+ parser.scanner.source = null;
+ unitsToProcess = null;
+ // if (DebugRequestor != null) DebugRequestor.reset();
+ }
+
+ /**
+ * Internal API used to resolve a given compilation unit. Can run a subset
+ * of the compilation process
+ */
+ public CompilationUnitDeclaration resolve(CompilationUnitDeclaration unit,
+ ICompilationUnit sourceUnit, boolean verifyMethods,
boolean analyzeCode) {
-
+
try {
if (unit == null) {
// build and record parsed units
parseThreshold = 0; // will request a full parse
beginToCompile(new ICompilationUnit[] { sourceUnit });
- // process all units (some more could be injected in the loop by the lookup environment)
+ // process all units (some more could be injected in the loop by
+ // the lookup environment)
unit = unitsToProcess[0];
} else {
// initial type binding creation
lookupEnvironment.completeTypeBindings();
}
// TODO : jsurfer check this
-// this.parser.getMethodBodies(unit);
+ // this.parser.getMethodBodies(unit);
getMethodBodies(unit, 0);
-
+
if (unit.scope != null) {
// fault in fields & methods
unit.scope.faultInTypes();
if (unit.scope != null && verifyMethods) {
// http://dev.eclipse.org/bugs/show_bug.cgi?id=23117
// verify inherited methods
- unit.scope.verifyMethods(lookupEnvironment.methodVerifier());
+ unit.scope
+ .verifyMethods(lookupEnvironment.methodVerifier());
}
// type checking
- unit.resolve();
+ unit.resolve();
+
+ // flow analysis
+ // if (analyzeCode) unit.analyseCode();
+
+ // code generation
+ // if (generateCode) unit.generateCode();
+ }
+ if (unitsToProcess != null)
+ unitsToProcess[0] = null; // release reference to processed
+ // unit declaration
+ requestor.acceptResult(unit.compilationResult.tagAsAccepted());
+ return unit;
+ } catch (AbortCompilation e) {
+ this.handleInternalException(e, unit);
+ return unit == null ? unitsToProcess[0] : unit;
+ } catch (Error e) {
+ this.handleInternalException(e, unit, null);
+ throw e; // rethrow
+ } catch (RuntimeException e) {
+ this.handleInternalException(e, unit, null);
+ throw e; // rethrow
+ } finally {
+ // No reset is performed there anymore since,
+ // within the CodeAssist (or related tools),
+ // the compiler may be called *after* a call
+ // to this resolve(...) method. And such a call
+ // needs to have a compiler with a non-empty
+ // environment.
+ // this.reset();
+ }
+ }
+ /**
+ * Internal API used to resolve a given compilation unit. Can run a subset
+ * of the compilation process
+ */
+ public CompilationUnitDeclaration resolve(ICompilationUnit sourceUnit,
+ boolean verifyMethods, boolean analyzeCode) {
+ // boolean generateCode) {
+ CompilationUnitDeclaration unit = null;
+ try {
+ // build and record parsed units
+ parseThreshold = 0; // will request a full parse
+ beginToCompile(new ICompilationUnit[] { sourceUnit });
+ // process all units (some more could be injected in the loop by the
+ // lookup environment)
+ unit = unitsToProcess[0];
+ getMethodBodies(unit, 0);
+ if (unit.scope != null) {
+ // // fault in fields & methods
+ // unit.scope.faultInTypes();
+ // if (unit.scope != null && verifyMethods) {
+ // // http://dev.eclipse.org/bugs/show_bug.cgi?id=23117
+ // // verify inherited methods
+ // unit.scope.verifyMethods(lookupEnvironment.methodVerifier());
+ // }
+ // // type checking
+ // unit.resolve();
// flow analysis
- if (analyzeCode) unit.analyseCode();
-
+ // if (analyzeCode) unit.analyseCode();
// code generation
-// if (generateCode) unit.generateCode();
+ // if (generateCode) unit.generateCode();
}
- if (unitsToProcess != null) unitsToProcess[0] = null; // release reference to processed unit declaration
+ unitsToProcess[0] = null; // release reference to processed unit
+ // declaration
requestor.acceptResult(unit.compilationResult.tagAsAccepted());
return unit;
} catch (AbortCompilation e) {
// this.reset();
}
}
- /**
- * Internal API used to resolve a given compilation unit. Can run a subset of
- * the compilation process
- */
- public CompilationUnitDeclaration resolve(ICompilationUnit sourceUnit,
- boolean verifyMethods, boolean analyzeCode) {
- // boolean generateCode) {
- CompilationUnitDeclaration unit = null;
- try {
- // build and record parsed units
- parseThreshold = 0; // will request a full parse
- beginToCompile(new ICompilationUnit[]{sourceUnit});
- // process all units (some more could be injected in the loop by the
- // lookup environment)
- unit = unitsToProcess[0];
- getMethodBodies(unit, 0);
- if (unit.scope != null) {
- // // fault in fields & methods
- // unit.scope.faultInTypes();
- // if (unit.scope != null && verifyMethods) {
- // // http://dev.eclipse.org/bugs/show_bug.cgi?id=23117
- // // verify inherited methods
- // unit.scope.verifyMethods(lookupEnvironment.methodVerifier());
- // }
- // // type checking
- // unit.resolve();
- // flow analysis
- // if (analyzeCode) unit.analyseCode();
- // code generation
- // if (generateCode) unit.generateCode();
- }
- unitsToProcess[0] = null; // release reference to processed unit
- // declaration
- requestor.acceptResult(unit.compilationResult.tagAsAccepted());
- return unit;
- } catch (AbortCompilation e) {
- this.handleInternalException(e, unit);
- return unit == null ? unitsToProcess[0] : unit;
- } catch (Error e) {
- this.handleInternalException(e, unit, null);
- throw e; // rethrow
- } catch (RuntimeException e) {
- this.handleInternalException(e, unit, null);
- throw e; // rethrow
- } finally {
- // No reset is performed there anymore since,
- // within the CodeAssist (or related tools),
- // the compiler may be called *after* a call
- // to this resolve(...) method. And such a call
- // needs to have a compiler with a non-empty
- // environment.
- // this.reset();
- }
- }
-
-}
+
+}
\ No newline at end of file
git://git.phpeclipse.com / phpeclipse.git / blobdiff