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/* *******************************************************************
* Copyright (c) 2004 - 2016 IBM, VMware, Contributors
* All rights reserved.
* This program and the accompanying materials are made available
* under the terms of the Eclipse Public License v 2.0
* which accompanies this distribution and is available at
* https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
*
* Contributors:
* Andy Clement - initial implementation {date}
* ******************************************************************/
package org.aspectj.apache.bcel.classfile.tests;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import org.aspectj.apache.bcel.classfile.Attribute;
import org.aspectj.apache.bcel.classfile.ConstantPool;
import org.aspectj.apache.bcel.classfile.Field;
import org.aspectj.apache.bcel.classfile.JavaClass;
import org.aspectj.apache.bcel.classfile.Method;
import org.aspectj.apache.bcel.classfile.annotation.AnnotationGen;
import org.aspectj.apache.bcel.classfile.annotation.ElementValue;
import org.aspectj.apache.bcel.classfile.annotation.NameValuePair;
import org.aspectj.apache.bcel.classfile.annotation.SimpleElementValue;
import org.aspectj.apache.bcel.generic.ObjectType;
import org.aspectj.apache.bcel.util.ClassPath;
import org.aspectj.apache.bcel.util.SyntheticRepository;
import junit.framework.TestCase;
/**
* Super class for the Java5 tests, includes various helper methods.
*/
public abstract class BcelTestCase extends TestCase {
private boolean verbose = false;
protected File createTestdataFile(String name) {
return new File("testdata" + File.separator + name);
}
protected JavaClass getClassFromJar(String clazzname) throws ClassNotFoundException {
SyntheticRepository repos = createRepos("testcode.jar");
return repos.loadClass(clazzname);
}
protected JavaClass getClassFromJava8Jar(String clazzname) throws ClassNotFoundException {
SyntheticRepository repos = createRepos("java8testcode.jar");
return repos.loadClass(clazzname);
}
protected Method getMethod(JavaClass cl, String methodname) {
Method[] methods = cl.getMethods();
for (Method m : methods) {
if (m.getName().equals(methodname)) {
return m;
}
}
return null;
}
protected Field getField(JavaClass cl, String fieldname) {
Field[] fields = cl.getFields();
for (Field f : fields) {
if (f.getName().equals(fieldname)) {
return f;
}
}
return null;
}
protected boolean wipe(String name) {
return new File("testdata" + File.separator + name).delete();
}
protected boolean wipe(String dir, String name) {
boolean b = wipe(dir + File.separator + name);
String[] files = new File(dir).list();
if (files == null || files.length == 0) {
new File(dir).delete(); // Why does this not succeed? stupid thing
}
return b;
}
public SyntheticRepository createRepos(String cpentry) {
ClassPath cp = new ClassPath("testdata" + File.separator + cpentry + File.pathSeparator
+ System.getProperty("java.class.path"));
return SyntheticRepository.getInstance(cp);
}
protected Attribute[] findAttribute(String name, JavaClass clazz) {
Attribute[] all = clazz.getAttributes();
List<Attribute> chosenAttrsList = new ArrayList<>();
for (Attribute attribute : all) {
if (verbose)
System.err.println("Attribute: " + attribute.getName());
if (attribute.getName().equals(name))
chosenAttrsList.add(attribute);
}
return chosenAttrsList.toArray(new Attribute[] {});
}
protected Attribute findAttribute(String name, Attribute[] all) {
List<Attribute> chosenAttrsList = new ArrayList<>();
for (Attribute attribute : all) {
if (verbose)
System.err.println("Attribute: " + attribute.getName());
if (attribute.getName().equals(name))
chosenAttrsList.add(attribute);
}
assertTrue("Should be one match: " + chosenAttrsList.size(), chosenAttrsList.size() == 1);
return chosenAttrsList.get(0);
}
protected String dumpAnnotations(AnnotationGen[] as) {
StringBuilder result = new StringBuilder();
result.append("[");
for (int i = 0; i < as.length; i++) {
AnnotationGen annotation = as[i];
result.append(annotation.toShortString());
if (i + 1 < as.length)
result.append(",");
}
result.append("]");
return result.toString();
}
protected String dumpAnnotations(List<AnnotationGen> as) {
StringBuilder result = new StringBuilder();
result.append("[");
for (int i = 0; i < as.size(); i++) {
AnnotationGen annotation = as.get(i);
result.append(annotation.toShortString());
if (i + 1 < as.size())
result.append(",");
}
result.append("]");
return result.toString();
}
protected String dumpAttributes(Attribute[] as) {
StringBuilder result = new StringBuilder();
result.append("AttributeArray:[");
for (int i = 0; i < as.length; i++) {
Attribute attr = as[i];
result.append(attr.toString());
if (i + 1 < as.length)
result.append(",");
}
result.append("]");
return result.toString();
}
public AnnotationGen createFruitAnnotation(ConstantPool cp, String aFruit, boolean visibility) {
SimpleElementValue evg = new SimpleElementValue(ElementValue.STRING, cp, aFruit);
NameValuePair nvGen = new NameValuePair("fruit", evg, cp);
ObjectType t = new ObjectType("SimpleStringAnnotation");
List<NameValuePair> elements = new ArrayList<>();
elements.add(nvGen);
return new AnnotationGen(t, elements, visibility, cp);
}
public Attribute getAttribute(Attribute[] attrs, byte tag) {
for (Attribute attr: attrs) {
if (attr.getTag() == tag) {
return attr;
}
}
return null;
}
public Attribute getAttribute(Attribute[] attrs, String name) {
for (Attribute attr: attrs) {
if (attr.getName().equals(name)) {
return attr;
}
}
return null;
}
}
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