Mercurial > hg > truffle
diff agent/src/share/classes/sun/jvm/hotspot/jdi/MethodImpl.java @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/MethodImpl.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,273 @@ +/* + * Copyright 2002-2005 Sun Microsystems, Inc. All Rights Reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +package sun.jvm.hotspot.jdi; + +import com.sun.jdi.*; +import sun.jvm.hotspot.oops.Symbol; +import sun.jvm.hotspot.oops.LocalVariableTableElement; +import java.util.List; +import java.util.Iterator; +import java.util.ArrayList; +import java.util.Comparator; +import java.lang.ref.SoftReference; +import java.util.Collections; + +public abstract class MethodImpl extends TypeComponentImpl implements Method { + private JNITypeParser signatureParser; + protected sun.jvm.hotspot.oops.Method saMethod; + + abstract int argSlotCount() throws AbsentInformationException; + abstract List allLineLocations(SDE.Stratum stratum, + String sourceName) + throws AbsentInformationException; + abstract List locationsOfLine(SDE.Stratum stratum, + String sourceName, + int lineNumber) + throws AbsentInformationException; + + static MethodImpl createMethodImpl(VirtualMachine vm, ReferenceTypeImpl declaringType, + sun.jvm.hotspot.oops.Method saMethod) { + // Someday might have to add concrete and non-concrete subclasses. + if (saMethod.isNative() || saMethod.isAbstract()) { + return new NonConcreteMethodImpl(vm, declaringType, saMethod); + } else { + return new ConcreteMethodImpl(vm, declaringType, saMethod); + } + } + + MethodImpl(VirtualMachine vm, ReferenceTypeImpl declaringType, + sun.jvm.hotspot.oops.Method saMethod ) { + super(vm, declaringType); + this.saMethod = saMethod; + getParser(); + } + + private JNITypeParser getParser() { + if (signatureParser == null) { + Symbol sig1 = saMethod.getSignature(); + signature = sig1.asString(); + signatureParser = new JNITypeParser(signature); + } + return signatureParser; + } + + // Object ref() { + sun.jvm.hotspot.oops.Method ref() { + return saMethod; + } + + public String genericSignature() { + Symbol genSig = saMethod.getGenericSignature(); + return (genSig != null)? genSig.asString() : null; + } + + public String returnTypeName() { + return getParser().typeName(); + } + + public Type returnType() throws ClassNotLoadedException { + return findType(getParser().signature()); + } + + private Type findType(String signature) throws ClassNotLoadedException { + ReferenceTypeImpl enclosing = (ReferenceTypeImpl)declaringType(); + return enclosing.findType(signature); + } + + public List argumentTypeNames() { + return getParser().argumentTypeNames(); + } + + List argumentSignatures() { + return getParser().argumentSignatures(); + } + + Type argumentType(int index) throws ClassNotLoadedException { + ReferenceTypeImpl enclosing = (ReferenceTypeImpl)declaringType(); + String signature = (String)argumentSignatures().get(index); + return enclosing.findType(signature); + } + + public List argumentTypes() throws ClassNotLoadedException { + int size = argumentSignatures().size(); + ArrayList types = new ArrayList(size); + for (int i = 0; i < size; i++) { + Type type = argumentType(i); + types.add(type); + } + return types; + } + + public boolean isAbstract() { + return saMethod.isAbstract(); + } + + public boolean isBridge() { + return saMethod.isBridge(); + } + + public boolean isSynchronized() { + return saMethod.isSynchronized(); + } + + public boolean isNative() { + return saMethod.isNative(); + } + + public boolean isVarArgs() { + return saMethod.isVarArgs(); + } + + public boolean isConstructor() { + return saMethod.isConstructor(); + } + + public boolean isStaticInitializer() { + return saMethod.isStaticInitializer(); + } + + public boolean isObsolete() { + return saMethod.isObsolete(); + } + + public final List allLineLocations() + throws AbsentInformationException { + return allLineLocations(vm.getDefaultStratum(), null); + } + + public List allLineLocations(String stratumID, + String sourceName) + throws AbsentInformationException { + return allLineLocations(declaringType.stratum(stratumID), + sourceName); + } + + public final List locationsOfLine(int lineNumber) + throws AbsentInformationException { + return locationsOfLine(vm.getDefaultStratum(), + null, lineNumber); + } + + public List locationsOfLine(String stratumID, + String sourceName, + int lineNumber) + throws AbsentInformationException { + return locationsOfLine(declaringType.stratum(stratumID), + sourceName, lineNumber); + } + + LineInfo codeIndexToLineInfo(SDE.Stratum stratum, + long codeIndex) { + if (stratum.isJava()) { + return new BaseLineInfo(-1, declaringType); + } else { + return new StratumLineInfo(stratum.id(), -1, + null, null); + } + } + + public boolean equals(Object obj) { + if ((obj != null) && (obj instanceof MethodImpl)) { + MethodImpl other = (MethodImpl)obj; + return (declaringType().equals(other.declaringType())) && + (ref().equals(other.ref())) && + super.equals(obj); + } else { + return false; + } + } + + // From interface Comparable + public int compareTo(Object object) { + Method method = (Method)object; + ReferenceTypeImpl declaringType = (ReferenceTypeImpl)declaringType(); + int rc = declaringType.compareTo(method.declaringType()); + if (rc == 0) { + rc = declaringType.indexOf(this) - + declaringType.indexOf(method); + } + return rc; + } + + // from interface Mirror + public String toString() { + StringBuffer sb = new StringBuffer(); + sb.append(declaringType().name()); + sb.append("."); + sb.append(name()); + sb.append("("); + boolean first = true; + for (Iterator it = argumentTypeNames().iterator(); it.hasNext();) { + if (!first) { + sb.append(", "); + } + sb.append((String)it.next()); + first = false; + } + sb.append(")"); + return sb.toString(); + } + + public String name() { + Symbol myName = saMethod.getName(); + return myName.asString(); + } + + public int modifiers() { + return saMethod.getAccessFlagsObj().getStandardFlags(); + } + + public boolean isPackagePrivate() { + return saMethod.isPackagePrivate(); + } + + public boolean isPrivate() { + return saMethod.isPrivate(); + } + + public boolean isProtected() { + return saMethod.isProtected(); + } + + public boolean isPublic() { + return saMethod.isPublic(); + } + + public boolean isStatic() { + return saMethod.isStatic(); + } + + public boolean isSynthetic() { + return saMethod.isSynthetic(); + } + + public boolean isFinal() { + return saMethod.isFinal(); + } + + public int hashCode() { + return saMethod.hashCode(); + } +}