package com.quantum.model; import com.quantum.sql.SQLHelper; /** * @author BC */ class ColumnImpl implements Column, Comparable { private int size; private boolean nullable; private int primaryKeyOrder; private String name; private Entity entity; private int numberOfFractionalDigits; private String typeName; private int type; private int position; private String remarks; ColumnImpl(Entity entity, String name, String typeName, int type, int size, int numberOfFractionalDigits, boolean nullable, int position, String remarks) { this.entity = entity; this.name = name; this.typeName = typeName; this.type = type; this.size = size; this.numberOfFractionalDigits = numberOfFractionalDigits; this.nullable = nullable; this.position = position; this.remarks = remarks; } /** * @see com.quantum.model.Column#getPrimaryKeyOrder() */ public int getPrimaryKeyOrder() { return this.primaryKeyOrder; } /** * @see com.quantum.model.Column#isPrimaryKey() */ public boolean isPrimaryKey() { return getPrimaryKeyOrder() > 0; } /** * @see com.quantum.model.Column#getName() */ public String getName() { return this.name; } /** * @see com.quantum.model.Column#getTypeName() */ public String getTypeName() { return this.typeName; } /** * @see com.quantum.model.Column#isReal() */ public boolean isReal() { return false; } /** * @see com.quantum.model.Column#isNullable() */ public boolean isNullable() { return this.nullable; } /** * @see com.quantum.model.Column#isNumeric() */ public boolean isNumeric() { return SQLHelper.isNumeric(this.type); } /** * @see com.quantum.model.Column#getType() */ public int getType() { return this.type; } /** * @see com.quantum.model.Column#getParentEntity() */ public Entity getParentEntity() { return this.entity; } /** * @see com.quantum.model.Column#getQualifiedTableName() */ public String getQualifiedTableName() { return this.entity.getQualifiedName(); } /** * @param i */ void setPrimaryKeyOrder(int i) { this.primaryKeyOrder = i; } /** * @see java.lang.Comparable#compareTo(java.lang.Object) */ public int compareTo(Object o) { ColumnImpl that = (ColumnImpl) o; if (this.isPrimaryKey() && that.isPrimaryKey()) { return this.primaryKeyOrder - that.primaryKeyOrder; } else if (this.isPrimaryKey()) { return -1; } else if (that.isPrimaryKey()) { return 1; } else { return this.position - that.position; } } /** * @return */ public int getSize() { return size; } /** * @return */ public int getNumberOfFractionalDigits() { return numberOfFractionalDigits; } /** * @return */ public String getRemarks() { return this.remarks == null ? "" : this.remarks; } }