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/*******************************************************************************
* Copyright (c) 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.tools.internal;
import java.io.*;
import java.util.*;
public abstract class CleanupClass extends JNIGenerator {
String classSourcePath;
String[] sourcePath;
String classSource;
Hashtable files;
int usedCount, unusedCount;
void loadClassSource() {
if (classSourcePath == null) return;
File f = new File(classSourcePath);
classSource = loadFile(f);
}
void loadFiles () {
// BAD - holds on to a lot of memory
if (sourcePath == null) return;
files = new Hashtable ();
for (int i = 0; i < sourcePath.length; i++) {
File file = new File(sourcePath[i]);
if (file.exists()) {
if (!file.isDirectory()) {
if (file.getAbsolutePath().endsWith(".java")) {
files.put(file, loadFile(file));
}
} else {
loadDirectory(file);
}
}
}
}
String loadFile (File file) {
try {
FileReader fr = new FileReader(file);
BufferedReader br = new BufferedReader(fr);
StringBuffer str = new StringBuffer();
char[] buffer = new char[1024];
int read;
while ((read = br.read(buffer)) != -1) {
str.append(buffer, 0, read);
}
fr.close();
return str.toString();
} catch (IOException e) {
e.printStackTrace(System.out);
}
return "";
}
void loadDirectory(File file) {
String[] entries = file.list();
for (int i = 0; i < entries.length; i++) {
String entry = entries[i];
File f = new File(file, entry);
if (!f.isDirectory()) {
if (f.getAbsolutePath().endsWith(".java")) {
files.put(f, loadFile(f));
}
} else {
loadDirectory(f);
}
}
}
public void generate(Class clazz) {
loadFiles ();
loadClassSource();
}
public void setSourcePath(String[] sourcePath) {
this.sourcePath = sourcePath;
files = null;
}
public void setClassSourcePath(String classSourcePath) {
this.classSourcePath = classSourcePath;
}
}
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