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org.aspectj.asm.internal.ProgramElement Maven / Gradle / Ivy
/* *******************************************************************
* Copyright (c) 2003 Contributors.
* 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:
* Mik Kersten initial implementation
* Andy Clement Extensions for better IDE representation
* ******************************************************************/
package org.aspectj.asm.internal;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.aspectj.asm.AsmManager;
import org.aspectj.asm.HierarchyWalker;
import org.aspectj.asm.IProgramElement;
import org.aspectj.bridge.IMessage;
import org.aspectj.bridge.ISourceLocation;
/**
* @author Mik Kersten
*/
public class ProgramElement implements IProgramElement {
public transient AsmManager asm; // which structure model is this node part of
private static final long serialVersionUID = 171673495267384449L;
public static boolean shortITDNames = true;
private final static String UNDEFINED = "";
private final static int AccPublic = 0x0001;
private final static int AccPrivate = 0x0002;
private final static int AccProtected = 0x0004;
private final static int AccPrivileged = 0x0006; // XXX is this right?
private final static int AccStatic = 0x0008;
private final static int AccFinal = 0x0010;
private final static int AccSynchronized = 0x0020;
private final static int AccVolatile = 0x0040;
private final static int AccTransient = 0x0080;
private final static int AccNative = 0x0100;
private final static int AccInterface = 0x0200;
private final static int AccAbstract = 0x0400;
private final static int AccStrictfp = 0x0800;
protected String name;
private Kind kind;
protected IProgramElement parent = null;
protected List children = Collections.EMPTY_LIST;
public Map kvpairs = Collections.EMPTY_MAP;
protected ISourceLocation sourceLocation = null;
public int modifiers;
private String handle = null;
// --- ctors
public AsmManager getModel() {
return asm;
}
/** Used during de-externalization */
public ProgramElement() {
int stop = 1;
}
/** Use to create program element nodes that do not correspond to source locations */
public ProgramElement(AsmManager asm, String name, Kind kind, List children) {
this.asm = asm;
if (asm == null && !name.equals("")) {
throw new RuntimeException();
}
this.name = name;
this.kind = kind;
if (children != null)
setChildren(children);
}
public ProgramElement(AsmManager asm, String name, IProgramElement.Kind kind, ISourceLocation sourceLocation, int modifiers,
String comment, List children) {
this(asm, name, kind, children);
this.sourceLocation = sourceLocation;
setFormalComment(comment);
// if (comment!=null && comment.length()>0) formalComment = comment;
this.modifiers = modifiers;
}
// /**
// * Use to create program element nodes that correspond to source locations.
// */
// public ProgramElement(
// String name,
// Kind kind,
// int modifiers,
// //Accessibility accessibility,
// String declaringType,
// String packageName,
// String comment,
// ISourceLocation sourceLocation,
// List relations,
// List children,
// boolean member) {
//
// this(name, kind, children);
// this.sourceLocation = sourceLocation;
// this.kind = kind;
// this.modifiers = modifiers;
// setDeclaringType(declaringType);//this.declaringType = declaringType;
// //this.packageName = packageName;
// setFormalComment(comment);
// // if (comment!=null && comment.length()>0) formalComment = comment;
// if (relations!=null && relations.size()!=0) setRelations(relations);
// // this.relations = relations;
// }
public int getRawModifiers() {
return this.modifiers;
}
public List getModifiers() {
return genModifiers(this.modifiers);
}
public Accessibility getAccessibility() {
return genAccessibility(this.modifiers);
}
public void setDeclaringType(String t) {
if (t != null && t.length() > 0) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("declaringType", t);
}
}
public String getDeclaringType() {
String dt = (String) kvpairs.get("declaringType");
if (dt == null)
return ""; // assumption that not having one means "" is at HtmlDecorator line 111
return dt;
}
public String getPackageName() {
if (kind == Kind.PACKAGE)
return getName();
if (getParent() == null) {
return "";
}
return getParent().getPackageName();
}
public Kind getKind() {
return kind;
}
public boolean isCode() {
return kind.equals(Kind.CODE);
}
public ISourceLocation getSourceLocation() {
return sourceLocation;
}
// not really sure why we have this setter ... how can we be in the situation where we didn't
// know the location when we built the node but we learned it later on?
public void setSourceLocation(ISourceLocation sourceLocation) {
// this.sourceLocation = sourceLocation;
}
public IMessage getMessage() {
return (IMessage) kvpairs.get("message");
// return message;
}
public void setMessage(IMessage message) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("message", message);
// this.message = message;
}
public IProgramElement getParent() {
return parent;
}
public void setParent(IProgramElement parent) {
this.parent = parent;
}
public boolean isMemberKind() {
return kind.isMember();
}
public void setRunnable(boolean value) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
if (value)
kvpairs.put("isRunnable", "true");
else
kvpairs.remove("isRunnable");
// this.runnable = value;
}
public boolean isRunnable() {
return kvpairs.get("isRunnable") != null;
// return runnable;
}
public boolean isImplementor() {
return kvpairs.get("isImplementor") != null;
// return implementor;
}
public void setImplementor(boolean value) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
if (value)
kvpairs.put("isImplementor", "true");
else
kvpairs.remove("isImplementor");
// this.implementor = value;
}
public boolean isOverrider() {
return kvpairs.get("isOverrider") != null;
// return overrider;
}
public void setOverrider(boolean value) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
if (value)
kvpairs.put("isOverrider", "true");
else
kvpairs.remove("isOverrider");
// this.overrider = value;
}
public List getRelations() {
return (List) kvpairs.get("relations");
// return relations;
}
public void setRelations(List relations) {
if (relations.size() > 0) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("relations", relations);
// this.relations = relations;
}
}
public String getFormalComment() {
return (String) kvpairs.get("formalComment");
// return formalComment;
}
public String toString() {
return toLabelString();
}
private static List genModifiers(int modifiers) {
List modifiersList = new ArrayList();
if ((modifiers & AccStatic) != 0)
modifiersList.add(IProgramElement.Modifiers.STATIC);
if ((modifiers & AccFinal) != 0)
modifiersList.add(IProgramElement.Modifiers.FINAL);
if ((modifiers & AccSynchronized) != 0)
modifiersList.add(IProgramElement.Modifiers.SYNCHRONIZED);
if ((modifiers & AccVolatile) != 0)
modifiersList.add(IProgramElement.Modifiers.VOLATILE);
if ((modifiers & AccTransient) != 0)
modifiersList.add(IProgramElement.Modifiers.TRANSIENT);
if ((modifiers & AccNative) != 0)
modifiersList.add(IProgramElement.Modifiers.NATIVE);
if ((modifiers & AccAbstract) != 0)
modifiersList.add(IProgramElement.Modifiers.ABSTRACT);
return modifiersList;
}
public static IProgramElement.Accessibility genAccessibility(int modifiers) {
if ((modifiers & AccPublic) != 0)
return IProgramElement.Accessibility.PUBLIC;
if ((modifiers & AccPrivate) != 0)
return IProgramElement.Accessibility.PRIVATE;
if ((modifiers & AccProtected) != 0)
return IProgramElement.Accessibility.PROTECTED;
if ((modifiers & AccPrivileged) != 0)
return IProgramElement.Accessibility.PRIVILEGED;
else
return IProgramElement.Accessibility.PACKAGE;
}
public String getBytecodeName() {
String s = (String) kvpairs.get("bytecodeName");
if (s == null) {
return UNDEFINED;
}
return s;
}
public void setBytecodeName(String s) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("bytecodeName", s);
}
public void setBytecodeSignature(String s) {
initMap();
// Different kinds of format here. The one worth compressing starts with a '(':
// (La/b/c/D;Le/f/g/G;)Ljava/lang/String;
// maybe want to avoid generics initially.
// boolean worthCompressing = s.charAt(0) == '(' && s.indexOf('<') == -1 && s.indexOf('P') == -1; // starts parentheses and
// no
// // generics
// if (worthCompressing) {
// kvpairs.put("bytecodeSignatureCompressed", asm.compress(s));
// } else {
kvpairs.put("bytecodeSignature", s);
// }
}
public String getBytecodeSignature() {
String s = (String) kvpairs.get("bytecodeSignature");
// if (s == null) {
// List compressed = (List) kvpairs.get("bytecodeSignatureCompressed");
// if (compressed != null) {
// return asm.decompress(compressed, '/');
// }
// }
// if (s==null) return UNDEFINED;
return s;
}
private void initMap() {
if (kvpairs == Collections.EMPTY_MAP) {
kvpairs = new HashMap();
}
}
public String getSourceSignature() {
return (String) kvpairs.get("sourceSignature");
}
public void setSourceSignature(String string) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
// System.err.println(name+" SourceSig=>"+string);
kvpairs.put("sourceSignature", string);
// sourceSignature = string;
}
public void setKind(Kind kind) {
this.kind = kind;
}
public void setCorrespondingType(String s) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("returnType", s);
// this.returnType = s;
}
public void setParentTypes(List ps) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("parentTypes", ps);
}
public List getParentTypes() {
return (List) (kvpairs == null ? null : kvpairs.get("parentTypes"));
}
/**
* {@inheritDoc}
*/
public void setAnnotationType(String fullyQualifiedAnnotationType) {
if (kvpairs == Collections.EMPTY_MAP) {
kvpairs = new HashMap();
}
kvpairs.put("annotationType", fullyQualifiedAnnotationType);
}
/**
* {@inheritDoc}
*/
public String getAnnotationType() {
return (String) (kvpairs == null ? null : kvpairs.get("annotationType"));
}
public String getCorrespondingType() {
return getCorrespondingType(false);
}
public String getCorrespondingType(boolean getFullyQualifiedType) {
String returnType = (String) kvpairs.get("returnType");
if (returnType == null)
returnType = "";
if (getFullyQualifiedType) {
return returnType;
}
int index = returnType.lastIndexOf(".");
if (index != -1) {
return returnType.substring(index);
}
return returnType;
}
public String getName() {
return name;
}
public List getChildren() {
return children;
}
public void setChildren(List children) {
this.children = children;
if (children == null)
return;
for (Iterator it = children.iterator(); it.hasNext();) {
((IProgramElement) it.next()).setParent(this);
}
}
public void addChild(IProgramElement child) {
if (children == null || children == Collections.EMPTY_LIST)
children = new ArrayList();
children.add(child);
child.setParent(this);
}
public void addChild(int position, IProgramElement child) {
if (children == null || children == Collections.EMPTY_LIST)
children = new ArrayList();
children.add(position, child);
child.setParent(this);
}
public boolean removeChild(IProgramElement child) {
child.setParent(null);
return children.remove(child);
}
public void setName(String string) {
name = string;
}
public IProgramElement walk(HierarchyWalker walker) {
if (children != null) {
for (Iterator it = children.iterator(); it.hasNext();) {
IProgramElement child = (IProgramElement) it.next();
walker.process(child);
}
}
return this;
}
public String toLongString() {
final StringBuffer buffer = new StringBuffer();
HierarchyWalker walker = new HierarchyWalker() {
private int depth = 0;
public void preProcess(IProgramElement node) {
for (int i = 0; i < depth; i++)
buffer.append(' ');
buffer.append(node.toString());
buffer.append('\n');
depth += 2;
}
public void postProcess(IProgramElement node) {
depth -= 2;
}
};
walker.process(this);
return buffer.toString();
}
public void setModifiers(int i) {
this.modifiers = i;
}
/**
* Convenience mechanism for setting new modifiers which do not require knowledge of the private internal representation
*
* @param newModifier
*/
public void addModifiers(IProgramElement.Modifiers newModifier) {
modifiers |= newModifier.getBit();
}
public String toSignatureString() {
return toSignatureString(true);
}
public String toSignatureString(boolean getFullyQualifiedArgTypes) {
StringBuffer sb = new StringBuffer();
sb.append(name);
List ptypes = getParameterTypes();
if (ptypes != null && (!ptypes.isEmpty() || this.kind.equals(IProgramElement.Kind.METHOD))
|| this.kind.equals(IProgramElement.Kind.CONSTRUCTOR) || this.kind.equals(IProgramElement.Kind.ADVICE)
|| this.kind.equals(IProgramElement.Kind.POINTCUT) || this.kind.equals(IProgramElement.Kind.INTER_TYPE_METHOD)
|| this.kind.equals(IProgramElement.Kind.INTER_TYPE_CONSTRUCTOR)) {
sb.append('(');
for (Iterator it = ptypes.iterator(); it.hasNext();) {
char[] arg = (char[]) it.next();
if (getFullyQualifiedArgTypes) {
sb.append(arg);
} else {
int index = CharOperation.lastIndexOf('.', arg);
if (index != -1) {
sb.append(CharOperation.subarray(arg, index + 1, arg.length));
} else {
sb.append(arg);
}
}
if (it.hasNext())
sb.append(",");
}
sb.append(')');
}
return sb.toString();
}
/**
* TODO: move the "parent != null"==>injar heuristic to more explicit
*/
public String toLinkLabelString() {
return toLinkLabelString(true);
}
public String toLinkLabelString(boolean getFullyQualifiedArgTypes) {
String label;
if (kind == Kind.CODE || kind == Kind.INITIALIZER) {
label = parent.getParent().getName() + ": ";
} else if (kind.isInterTypeMember()) {
if (shortITDNames) {
// if (name.indexOf('.')!=-1) return toLabelString().substring(name.indexOf('.')+1);
label = "";
} else {
int dotIndex = name.indexOf('.');
if (dotIndex != -1) {
return parent.getName() + ": " + toLabelString().substring(dotIndex + 1);
} else {
label = parent.getName() + '.';
}
}
} else if (kind == Kind.CLASS || kind == Kind.ASPECT || kind == Kind.INTERFACE) {
label = "";
} else if (kind.equals(Kind.DECLARE_PARENTS)) {
label = "";
} else {
if (parent != null) {
label = parent.getName() + '.';
} else {
label = "injar aspect: ";
}
}
label += toLabelString(getFullyQualifiedArgTypes);
return label;
}
public String toLabelString() {
return toLabelString(true);
}
public String toLabelString(boolean getFullyQualifiedArgTypes) {
String label = toSignatureString(getFullyQualifiedArgTypes);
String details = getDetails();
if (details != null) {
label += ": " + details;
}
return label;
}
public String getHandleIdentifier() {
return getHandleIdentifier(true);
}
public String getHandleIdentifier(boolean create) {
String h = handle;
if (null == handle && create) {
if (asm == null && name.equals("")) {
h = "";
} else {
try {
h = asm.getHandleProvider().createHandleIdentifier(this);
} catch (ArrayIndexOutOfBoundsException aioobe) {
throw new RuntimeException("AIOOBE whilst building handle for " + this, aioobe);
}
}
}
setHandleIdentifier(h);
return h;
}
public void setHandleIdentifier(String handle) {
this.handle = handle;
}
public List getParameterNames() {
List parameterNames = (List) kvpairs.get("parameterNames");
return parameterNames;
}
public void setParameterNames(List list) {
if (list == null || list.size() == 0)
return;
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("parameterNames", list);
// parameterNames = list;
}
public List getParameterTypes() {
List l = getParameterSignatures();
if (l == null || l.isEmpty()) {
return Collections.EMPTY_LIST;
}
List params = new ArrayList();
for (Iterator iter = l.iterator(); iter.hasNext();) {
char[] param = (char[]) iter.next();
params.add(NameConvertor.convertFromSignature(param));
}
return params;
}
public List getParameterSignatures() {
List parameters = (List) kvpairs.get("parameterSigs");
return parameters;
}
public List getParameterSignaturesSourceRefs() {
List parameters = (List) kvpairs.get("parameterSigsSourceRefs");
return parameters;
}
/**
* Set the parameter signatures for this method/constructor. The bit flags tell us if any were not singletypereferences in the
* the source. A singletypereference would be 'String' - whilst a qualifiedtypereference would be 'java.lang.String' - this has
* an effect on the handles.
*/
public void setParameterSignatures(List list, List sourceRefs) {
if (kvpairs == Collections.EMPTY_MAP) {
kvpairs = new HashMap();
}
if (list == null || list.size() == 0) {
kvpairs.put("parameterSigs", Collections.EMPTY_LIST);
} else {
kvpairs.put("parameterSigs", list);
}
if (sourceRefs != null && sourceRefs.size() != 0) {
kvpairs.put("parameterSigsSourceRefs", sourceRefs);
}
}
public String getDetails() {
String details = (String) kvpairs.get("details");
return details;
}
public void setDetails(String string) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("details", string);
}
public void setFormalComment(String txt) {
if (txt != null && txt.length() > 0) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("formalComment", txt);
}
}
public void setExtraInfo(ExtraInformation info) {
if (kvpairs == Collections.EMPTY_MAP)
kvpairs = new HashMap();
kvpairs.put("ExtraInformation", info);
}
public ExtraInformation getExtraInfo() {
return (ExtraInformation) kvpairs.get("ExtraInformation");
}
public boolean isAnnotationStyleDeclaration() {
return kvpairs.get("annotationStyleDeclaration") != null;
}
public void setAnnotationStyleDeclaration(boolean b) {
if (b) {
if (kvpairs == Collections.EMPTY_MAP) {
kvpairs = new HashMap();
}
kvpairs.put("annotationStyleDeclaration", "true");
}
}
}
