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package lombok.eclipse.agent;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jdt.core.IMethod;
import org.eclipse.jdt.core.dom.ASTNode;
import org.eclipse.jdt.core.dom.SimpleName;
public class PatchFixes {
public static int fixRetrieveStartingCatchPosition(int in) {
return in;
}
public static final int ALREADY_PROCESSED_FLAG = 0x800000; //Bit 24
public static boolean checkBit24(Object node) throws Exception {
int bits = (Integer)(node.getClass().getField("bits").get(node));
return (bits & ALREADY_PROCESSED_FLAG) != 0;
}
public static boolean skipRewritingGeneratedNodes(org.eclipse.jdt.core.dom.ASTNode node) throws Exception {
return ((Boolean)node.getClass().getField("$isGenerated").get(node)).booleanValue();
}
public static void setIsGeneratedFlag(org.eclipse.jdt.core.dom.ASTNode domNode,
org.eclipse.jdt.internal.compiler.ast.ASTNode internalNode) throws Exception {
if (internalNode == null || domNode == null) return;
boolean isGenerated = internalNode.getClass().getField("$generatedBy").get(internalNode) != null;
if (isGenerated) {
domNode.getClass().getField("$isGenerated").set(domNode, true);
domNode.setFlags(domNode.getFlags() & ~ASTNode.ORIGINAL);
}
}
public static void setIsGeneratedFlagForSimpleName(SimpleName name, Object internalNode) throws Exception {
if (internalNode instanceof org.eclipse.jdt.internal.compiler.ast.ASTNode) {
if (internalNode.getClass().getField("$generatedBy").get(internalNode) != null) {
name.getClass().getField("$isGenerated").set(name, true);
}
}
}
public static IMethod[] removeGeneratedMethods(IMethod[] methods) throws Exception {
List<IMethod> result = new ArrayList<IMethod>();
for (IMethod m : methods) {
if (m.getNameRange().getLength() > 0) result.add(m);
}
return result.size() == methods.length ? methods : result.toArray(new IMethod[0]);
}
public static SimpleName[] removeGeneratedSimpleNames(SimpleName[] in) throws Exception {
Field f = SimpleName.class.getField("$isGenerated");
int count = 0;
for (int i = 0; i < in.length; i++) {
if (in[i] == null || !((Boolean)f.get(in[i])).booleanValue()) count++;
}
if (count == in.length) return in;
SimpleName[] newSimpleNames = new SimpleName[count];
count = 0;
for (int i = 0; i < in.length; i++) {
if (in[i] == null || !((Boolean)f.get(in[i])).booleanValue()) newSimpleNames[count++] = in[i];
}
return newSimpleNames;
}
}
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