--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/make/modules/tools/src/com/sun/classanalyzer/ResolutionInfo.java Fri Dec 18 11:36:23 2009 -0800
@@ -0,0 +1,201 @@
+/*
+ * Copyright 2009 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 com.sun.classanalyzer;
+
+import com.sun.classanalyzer.Klass.Method;
+
+/**
+ *
+ * @author mchung
+ */
+public class ResolutionInfo implements Comparable<ResolutionInfo> {
+
+ enum Type {
+
+ REFLECTION("reflection", true),
+ NATIVE("native", true),
+ INTERFACE("interface", false),
+ SUPER("super", false),
+ EXPLICIT("explicit", false),
+ VERIFICATION("verification", false),
+ METHODTRACE("method trace", true),
+ CONSTANT_POOL("constant pool", true),
+ CHECKED_EXCEPTION("throws", true),
+ METHOD("method", true),
+ FIELD("field", true),
+ EXTENDS("extends", true),
+ IMPLEMENTS("implements", true),
+ NOINFO("No info", false);
+
+ private final String name;
+ private final boolean hasInfo;
+
+ private Type(String name, boolean hasInfo) {
+ this.name = name;
+ this.hasInfo = hasInfo;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public boolean hasInfo() {
+ return hasInfo;
+ }
+
+ public static Type getType(String s) {
+ if (s.isEmpty()) {
+ return NOINFO;
+ }
+ for (Type t : values()) {
+ if (s.equals(t.name)) {
+ return t;
+ }
+ }
+ // Need to fix the VM output to add "native"
+ // throw new IllegalArgumentException("Invalid ResolutionInfo.type \"" + s + "\"");
+ System.out.println("WARNING: Invalid ResolutionInfo.type \"" + s + "\"");
+ return null;
+ }
+ }
+ final Klass fromClass;
+ final Method method;
+ final Klass toClass;
+ final int linenumber;
+ final Type type;
+ final String info;
+ private boolean isPublic = false;
+
+ private ResolutionInfo(Klass from, Klass to, int linenumber, Type type, String info) {
+ this.fromClass = from;
+ this.method = null;
+ this.toClass = to;
+ this.linenumber = linenumber;
+ this.type = type;
+ this.info = info;
+ }
+
+ private ResolutionInfo(Klass from, Method m, Klass to, int linenumber, Type type) {
+ this.fromClass = from;
+ this.method = m;
+ this.toClass = to;
+ this.linenumber = linenumber;
+ this.type = type;
+ this.info = m.toString();
+ }
+
+ public boolean isPublic() {
+ return isPublic;
+ }
+
+ public void setPublicAccess(boolean value) {
+ isPublic = value;
+ }
+ static ResolutionInfo resolved(Klass from, Klass to) {
+ return new ResolutionInfo(from, to, 0, Type.NOINFO, "");
+ }
+
+ static ResolutionInfo resolved(Klass from, Klass to, int linenumber) {
+ return new ResolutionInfo(from, to, linenumber, Type.NOINFO, "");
+ }
+
+ static ResolutionInfo resolved(Klass from, Klass to, int linenumber, String reason) {
+ String[] ss = reason.split("\\s+");
+ Type type;
+ String info;
+ if (linenumber == -1) {
+ type = Type.NATIVE;
+ info = ss[0]; // native method name
+ } else {
+ info = ss.length == 2 ? ss[1] : "";
+ type = Type.getType(ss[0]);
+ if (type == null) {
+ if (reason.isEmpty()) {
+ throw new IllegalArgumentException("Invalid type: " + reason + " (" + ss[0] + ")" + ss.length);
+ }
+ // assume it's native
+ type = Type.NATIVE;
+ info = reason.isEmpty() ? ss[0] : reason;
+ }
+ }
+
+ return new ResolutionInfo(from, to, linenumber, type, info);
+ }
+
+ static ResolutionInfo resolved(Klass from, Klass to, Method callee) {
+ return new ResolutionInfo(from, callee, to, 0, Type.METHODTRACE);
+ }
+
+ static ResolutionInfo resolvedConstantPool(Klass from, Klass to, int index) {
+ return new ResolutionInfo(from, to, 0, Type.CONSTANT_POOL, "#" + index);
+ }
+
+ static ResolutionInfo resolvedField(Klass from, Klass to, String fieldname) {
+ return new ResolutionInfo(from, to, 0, Type.FIELD, fieldname);
+ }
+
+ static ResolutionInfo resolvedMethodSignature(Klass from, Klass to, Method m) {
+ return new ResolutionInfo(from, m, to, 0, Type.METHOD);
+ }
+
+ static ResolutionInfo resolvedCheckedException(Klass from, Klass to, Method m) {
+ return new ResolutionInfo(from, m, to, 0, Type.CHECKED_EXCEPTION);
+ }
+
+ static ResolutionInfo resolvedExtends(Klass from, Klass to) {
+ String info = from.getClassName() + " implements " + to.getClassName();
+ return new ResolutionInfo(from, to, 0, Type.EXTENDS, info);
+ }
+
+ static ResolutionInfo resolvedImplements(Klass from, Klass to) {
+ String info = from.getClassName() + " implements " + to.getClassName();
+ return new ResolutionInfo(from, to, 0, Type.IMPLEMENTS, info);
+ }
+
+ @Override
+ public int compareTo(ResolutionInfo ri) {
+ if (this.fromClass == ri.fromClass &&
+ this.toClass == ri.toClass &&
+ this.linenumber == ri.linenumber &&
+ this.type == ri.type &&
+ this.info.equals(ri.info)) {
+ return 0;
+ } else if (this.fromClass == ri.fromClass) {
+ if (this.linenumber > ri.linenumber) {
+ return 1;
+ } else if (this.linenumber < ri.linenumber) {
+ return -1;
+ } else if (this.type != ri.type) {
+ return this.type.getName().compareTo(ri.type.getName());
+ } else if (this.toClass != ri.toClass) {
+ return this.toClass.compareTo(ri.toClass);
+ } else {
+ return this.info.compareTo(ri.info);
+ }
+ } else {
+ return this.fromClass.compareTo(ri.fromClass);
+ }
+ }
+}