JDT codeassist module, nothing changed yet

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / codeassist / complete / CompletionOnQualifiedAllocationExpression.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/codeassist/complete/CompletionOnQualifiedAllocationExpression.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/codeassist/complete/CompletionOnQualifiedAllocationExpression.java
new file mode 100644 (file)
index 0000000..6aec572
--- /dev/null
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/codeassist/complete/CompletionOnQualifiedAllocationExpression.java
@@ -0,0 +1,69 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v0.5 
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v05.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ ******************************************************************************/
+package net.sourceforge.phpdt.internal.codeassist.complete;
+
+/*
+ * Completion node build by the parser in any case it was intending to
+ * reduce an allocation expression containing the cursor.
+ * If the allocation expression is not qualified, the enclosingInstance field
+ * is null.
+ * e.g.
+ *
+ *     class X {
+ *    void foo() {
+ *      new Bar(1, 2, [cursor]
+ *    }
+ *  }
+ *
+ *     ---> class X {
+ *         void foo() {
+ *           <CompleteOnAllocationExpression:new Bar(1, 2)>
+ *         }
+ *       }
+ *
+ * The source range is always of length 0.
+ * The arguments of the allocation expression are all the arguments defined
+ * before the cursor.
+ */
+
+import net.sourceforge.phpdt.internal.compiler.ast.*;
+import net.sourceforge.phpdt.internal.compiler.lookup.*;
+
+public class CompletionOnQualifiedAllocationExpression extends QualifiedAllocationExpression {
+public TypeBinding resolveType(BlockScope scope) {
+       TypeBinding typeBinding = null;
+       if (enclosingInstance != null) {
+               TypeBinding enclosingType = enclosingInstance.resolveType(scope);
+               if (!(enclosingType instanceof ReferenceBinding)) {
+                       scope.problemReporter().illegalPrimitiveOrArrayTypeForEnclosingInstance(enclosingType, enclosingInstance);
+                       throw new CompletionNodeFound();
+               }
+               typeBinding = ((SingleTypeReference) type).resolveTypeEnclosing(scope, (ReferenceBinding) enclosingType);
+               if (!(typeBinding instanceof ReferenceBinding))
+                       throw new CompletionNodeFound(); // no need to continue if its an array or base type
+               if (typeBinding.isInterface()) // handle the anonymous class definition case
+                       typeBinding = scope.getJavaLangObject();
+       } else {
+               typeBinding = type.resolveType(scope);
+               if (!(typeBinding instanceof ReferenceBinding))
+                       throw new CompletionNodeFound(); // no need to continue if its an array or base type
+       }
+
+       throw new CompletionNodeFound(this, typeBinding, scope);
+}
+public String toStringExpression(int tab) {
+       return 
+               ((this.enclosingInstance == null) ? 
+                       "<CompleteOnAllocationExpression:" :  //$NON-NLS-1$
+                       "<CompleteOnQualifiedAllocationExpression:") +  //$NON-NLS-1$
+               super.toStringExpression(tab) + ">"; //$NON-NLS-1$
+}
+}