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/*******************************************************************************
* Copyright (c) 2004, 2008 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.tools.internal;
import java.io.File;
import java.lang.reflect.Field;
import java.util.Iterator;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jdt.core.dom.FieldDeclaration;
import org.eclipse.jdt.core.dom.TypeDeclaration;
import org.eclipse.jdt.core.dom.VariableDeclarationFragment;
public class ReflectField extends ReflectItem implements JNIField {
Field field;
ReflectType type, type64;
ReflectClass declaringClass;
public ReflectField(ReflectClass declaringClass, Field field, String source, CompilationUnit unit) {
this.declaringClass = declaringClass;
this.field = field;
Class clazz = field.getType();
type = new ReflectType(clazz);
type64 = type;
boolean changes = canChange64(clazz);
if (changes && new File(declaringClass.sourcePath).exists()) {
TypeDeclaration type1 = (TypeDeclaration)unit.types().get(0);
Class result = null;
FieldDeclaration[] fields = type1.getFields();
for (int i = 0; i < fields.length && result == null; i++) {
FieldDeclaration node = fields[i];
for (Iterator iterator = node.fragments().iterator(); iterator.hasNext();) {
VariableDeclarationFragment decl = (VariableDeclarationFragment) iterator.next();
if (decl.getName().getIdentifier().equals(field.getName())) {
String s = source.substring(node.getStartPosition(), node.getStartPosition() + node.getLength());
if (clazz == int.class && s.indexOf("int /*long*/") != -1) type64 = new ReflectType(long.class);
else if (clazz == float.class && s.indexOf("float /*double*/") != -1) type64 = new ReflectType(double.class);
else if (clazz == int[].class && (s.indexOf("int /*long*/") != -1 || s.indexOf("int[] /*long[]*/") != -1)) type64 = new ReflectType(long[].class);
else if (clazz == float[].class && (s.indexOf("float /*double*/") != -1|| s.indexOf("float[] /*double[]*/") != -1)) type = new ReflectType(double[].class);
else if (clazz == long.class && s.indexOf("long /*int*/") != -1) type = new ReflectType(int.class);
else if (clazz == double.class && s.indexOf("double /*float*/") != -1) type = new ReflectType(float.class);
else if (clazz == long[].class && (s.indexOf("long /*int*/") != -1|| s.indexOf("long[] /*int[]*/") != -1)) type = new ReflectType(int[].class);
else if (clazz == double[].class && (s.indexOf("double /*float*/") != -1|| s.indexOf("double[] /*float[]*/") != -1)) type = new ReflectType(float[].class);
break;
}
}
}
}
}
public int hashCode() {
return field.hashCode();
}
public boolean equals(Object obj) {
if (!(obj instanceof ReflectField)) return false;
return ((ReflectField)obj).field.equals(field);
}
public JNIClass getDeclaringClass() {
return declaringClass;
}
public int getModifiers() {
return field.getModifiers();
}
public String getName() {
return field.getName();
}
public JNIType getType() {
return type;
}
public JNIType getType64() {
return type64;
}
public String getAccessor() {
return (String)getParam("accessor");
}
public String getCast() {
String cast = ((String)getParam("cast")).trim();
if (cast.length() > 0) {
if (!cast.startsWith("(")) cast = "(" + cast;
if (!cast.endsWith(")")) cast = cast + ")";
}
return cast;
}
public String getExclude() {
return (String)getParam("exclude");
}
public String getMetaData() {
String className = getDeclaringClass().getSimpleName();
String key = className + "_" + field.getName();
return declaringClass.metaData.getMetaData(key, "");
}
public void setAccessor(String str) {
setParam("accessor", str);
}
public void setCast(String str) {
setParam("cast", str);
}
public void setExclude(String str) {
setParam("exclude", str);
}
public void setMetaData(String value) {
String className = declaringClass.getSimpleName();
String key = className + "_" + field.getName();
declaringClass.metaData.setMetaData(key, value);
}
public String toString() {
return field.toString();
}
}
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