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package org.eclipse.jdt.internal.core.hierarchy;
/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved.
*/
import org.eclipse.jdt.internal.compiler.env.*;
import org.eclipse.jdt.internal.compiler.util.*;
import org.eclipse.jdt.internal.core.search.indexing.IIndexConstants;
public class HierarchyBinaryType implements IBinaryType {
private int modifiers;
private boolean isClass;
private char[] name;
private char[] enclosingTypeName;
private char[] superclass;
private char[][] superInterfaces = NoInterface;
public HierarchyBinaryType(int modifiers, char[] qualification, char[] typeName, char[] enclosingTypeName, char classOrInterface){
this.modifiers = modifiers;
this.isClass = classOrInterface == IIndexConstants.CLASS_SUFFIX;
this.name = CharOperation.concat(qualification, typeName, '/');
if (enclosingTypeName == null){
this.name = CharOperation.concat(qualification, typeName, '/');
} else {
this.name = CharOperation.concat(qualification, '/', enclosingTypeName, '$', typeName); //rebuild A$B name
this.enclosingTypeName = CharOperation.concat(qualification, enclosingTypeName,'/');
CharOperation.replace(this.enclosingTypeName, '.', '/');
}
CharOperation.replace(this.name, '.', '/');
}
/**
* Answer the resolved name of the enclosing type in the
* class file format as specified in section 4.2 of the Java 2 VM spec
* or null if the receiver is a top level type.
*
* For example, java.lang.String is java/lang/String.
*/
public char[] getEnclosingTypeName() {
return this.enclosingTypeName;
}
/**
* Answer the receiver's fields or null if the array is empty.
*/
public IBinaryField[] getFields() {
return null;
}
/**
* Answer the file name which defines the type.
*
* The path part (optional) must be separated from the actual
* file proper name by a java.io.File.separator.
*
* The proper file name includes the suffix extension (e.g. ".java")
*
* e.g. "c:/com/ibm/compiler/java/api/Compiler.java"
*/
public char[] getFileName() {
return null;
}
/**
* Answer the resolved names of the receiver's interfaces in the
* class file format as specified in section 4.2 of the Java 2 VM spec
* or null if the array is empty.
*
* For example, java.lang.String is java/lang/String.
*/
public char[][] getInterfaceNames() {
return superInterfaces;
}
/**
* Answer the receiver's nested types or null if the array is empty.
*
* This nested type info is extracted from the inner class attributes.
* Ask the name environment to find a member type using its compound name.
*/
public IBinaryNestedType[] getMemberTypes() {
return null;
}
/**
* Answer the receiver's methods or null if the array is empty.
*/
public IBinaryMethod[] getMethods() {
return null;
}
/**
* Answer an int whose bits are set according the access constants
* defined by the VM spec.
*/
public int getModifiers() {
return modifiers;
}
/**
* Answer the resolved name of the type in the
* class file format as specified in section 4.2 of the Java 2 VM spec.
*
* For example, java.lang.String is java/lang/String.
*/
public char[] getName() {
return name;
}
/**
* Answer the resolved name of the receiver's superclass in the
* class file format as specified in section 4.2 of the Java 2 VM spec
* or null if it does not have one.
*
* For example, java.lang.String is java/lang/String.
*/
public char[] getSuperclassName() {
return superclass;
}
/**
* Answer whether the receiver contains the resolved binary form
* or the unresolved source form of the type.
*/
public boolean isBinaryType() {
return true;
}
/**
* isClass method comment.
*/
public boolean isClass() {
return isClass;
}
/**
* isInterface method comment.
*/
public boolean isInterface() {
return !isClass;
}
public void recordSuperType(char[] superTypeName, char[] superQualification, char superClassOrInterface){
// index encoding of p.A$B was B/p.A$, rebuild the proper name
if (superQualification != null){
int length = superQualification.length;
if (superQualification[length-1] == '$'){
char[] enclosingSuperName = CharOperation.lastSegment(superQualification, '.');
superTypeName = CharOperation.concat(enclosingSuperName, superTypeName);
superQualification = CharOperation.subarray(superQualification, 0, length - enclosingSuperName.length - 1);
}
}
if (superClassOrInterface == IIndexConstants.CLASS_SUFFIX){
// interfaces are indexed as having superclass references to Object by default,
// this is an artifact used for being able to query them only.
if (!this.isClass) return;
char[] encodedName = CharOperation.concat(superQualification, superTypeName, '/');
CharOperation.replace(encodedName, '.', '/');
this.superclass = encodedName;
} else {
char[] encodedName = CharOperation.concat(superQualification, superTypeName, '/');
CharOperation.replace(encodedName, '.', '/');
if (this.superInterfaces == NoInterface){
this.superInterfaces = new char[][] { encodedName };
} else {
int length = this.superInterfaces.length;
System.arraycopy(this.superInterfaces, 0, this.superInterfaces = new char[length+1][], 0, length);
this.superInterfaces[length] = encodedName;
}
}
}
public String toString() {
StringBuffer buffer = new StringBuffer();
if (this.modifiers == IConstants.AccPublic) {
buffer.append("public ");
}
if (this.isClass()) {
buffer.append("class ");
} else {
buffer.append("interface ");
}
if (this.name != null) {
buffer.append(this.name);
}
if (this.superclass != null) {
buffer.append("\n extends ");
buffer.append(this.superclass);
}
int length;
if (this.superInterfaces != null && (length = this.superInterfaces.length) != 0) {
buffer.append("\n implements ");
for (int i = 0; i < length; i++) {
buffer.append(this.superInterfaces[i]);
if (i != length - 1) {
buffer.append(", ");
}
}
}
return buffer.toString();
}
}
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