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authorTom Tromey <tromey@gcc.gnu.org>2005-09-23 21:31:04 +0000
committerTom Tromey <tromey@gcc.gnu.org>2005-09-23 21:31:04 +0000
commit1ea63ef8be1cc54dd0de9d82c684713a1dcf1e06 (patch)
tree3ca4b2e68dc14c3128b9c781d23f1d0b1f2bee49 /libjava/classpath/java/beans
parent9b044d19517541c95681d35a92dbc81e6e21d94f (diff)
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Imported Classpath 0.18.
* sources.am, Makefile.in: Updated. * Makefile.am (nat_source_files): Removed natProxy.cc. * java/lang/reflect/natProxy.cc: Removed. * gnu/classpath/jdwp/VMFrame.java, gnu/classpath/jdwp/VMIdManager.java, gnu/classpath/jdwp/VMVirtualMachine.java, java/lang/reflect/VMProxy.java: New files. 2005-09-23 Thomas Fitzsimmons <fitzsim@redhat.com> * scripts/makemake.tcl (verbose): Add gnu/java/awt/peer/qt to BC list. 2005-09-23 Thomas Fitzsimmons <fitzsim@redhat.com> * gnu/java/net/DefaultContentHandlerFactory.java (getContent): Remove ClasspathToolkit references. 2005-09-23 Thomas Fitzsimmons <fitzsim@redhat.com> * gnu/awt/xlib/XCanvasPeer.java: Add new peer methods. * gnu/awt/xlib/XFramePeer.java: Likewise. * gnu/awt/xlib/XGraphicsConfiguration.java: Likewise. 2005-09-23 Thomas Fitzsimmons <fitzsim@redhat.com> * Makefile.am (libgcjawt_la_SOURCES): Remove jawt.c. Add classpath/native/jawt/jawt.c. * Makefile.in: Regenerate. * jawt.c: Remove file. * include/Makefile.am (tool_include__HEADERS): Remove jawt.h and jawt_md.h. Add ../classpath/include/jawt.h and ../classpath/include/jawt_md.h. * include/Makefile.in: Regenerate. * include/jawt.h: Regenerate. * include/jawt_md.h: Regenerate. From-SVN: r104586
Diffstat (limited to 'libjava/classpath/java/beans')
-rw-r--r--libjava/classpath/java/beans/Expression.java10
-rw-r--r--libjava/classpath/java/beans/Statement.java83
2 files changed, 70 insertions, 23 deletions
diff --git a/libjava/classpath/java/beans/Expression.java b/libjava/classpath/java/beans/Expression.java
index 20b04f1..d92cb72 100644
--- a/libjava/classpath/java/beans/Expression.java
+++ b/libjava/classpath/java/beans/Expression.java
@@ -1,5 +1,5 @@
/* java.beans.Expression
- Copyright (C) 2004 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2005 Free Software Foundation, Inc.
This file is part of GNU Classpath.
@@ -51,7 +51,7 @@ public class Expression extends Statement
{
// This is a placeholder to indicate that value hasn't been set
// yet;
- private static final Object unset = new Object();
+ private static final Object UNSET = new Object();
// The value to return. This is equal to unset until getValue is called.
private Object value;
@@ -89,7 +89,7 @@ public class Expression extends Statement
public Expression(Object target, String methodName, Object[] arguments)
{
super(target, methodName, arguments);
- this.value = unset;
+ this.value = UNSET;
}
/**
@@ -105,7 +105,7 @@ public class Expression extends Statement
*/
public Object getValue() throws Exception
{
- if (value == unset)
+ if (value == UNSET)
value = doExecute();
return value;
}
@@ -126,7 +126,7 @@ public class Expression extends Statement
public String toString()
{
String result = super.toString();
- if (value != unset)
+ if (value != UNSET)
return value.getClass().getName() + " " + result;
return result;
}
diff --git a/libjava/classpath/java/beans/Statement.java b/libjava/classpath/java/beans/Statement.java
index 01f86dd..8e916a2 100644
--- a/libjava/classpath/java/beans/Statement.java
+++ b/libjava/classpath/java/beans/Statement.java
@@ -1,5 +1,5 @@
/* java.beans.Statement
- Copyright (C) 2004 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2005 Free Software Foundation, Inc.
This file is part of GNU Classpath.
@@ -42,6 +42,9 @@ import java.lang.reflect.Array;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
+import java.util.HashMap;
+import java.util.WeakHashMap;
+
/**
* class Statement
*
@@ -54,6 +57,11 @@ import java.lang.reflect.Method;
*/
public class Statement
{
+ /** Nested map for the relation between a class, its instances and their
+ * names.
+ */
+ private static HashMap classMaps = new HashMap();
+
private Object target;
private String methodName;
private Object[] arguments;
@@ -64,8 +72,11 @@ public class Statement
private transient Constructor ctor;
/**
- * Constructs a statement representing the invocation of
- * object.methodName(arg[0], arg[1], ...);
+ * <p>Constructs a statement representing the invocation of
+ * object.methodName(arg[0], arg[1], ...);</p>
+ *
+ * <p>If the argument array is null it is replaced with an
+ * array of zero length.</p>
*
* @param target The object to invoke the method on.
* @param methodName The object method to invoke.
@@ -75,7 +86,41 @@ public class Statement
{
this.target = target;
this.methodName = methodName;
- this.arguments = arguments;
+ this.arguments = (arguments != null) ? arguments : new Object[0];
+ storeTargetName(target);
+ }
+
+ /** Creates a name for the target instance or does nothing if the object's
+ * name is already known. This makes sure that there *is* a name for every
+ * target instance.
+ */
+ private static synchronized void storeTargetName(Object obj)
+ {
+ Class klass = obj.getClass();
+ WeakHashMap names = (WeakHashMap) classMaps.get(klass);
+
+ if ( names == null )
+ {
+ names = new WeakHashMap();
+
+ names.put(obj,
+ ( klass == String.class ? ("\"" + obj + "\"") :
+ (klass.getName() + names.size()) ));
+
+ classMaps.put(klass, names);
+
+ return;
+ }
+
+ String targetName = (String) names.get(obj);
+ if ( targetName == null )
+ {
+ names.put(obj,
+ ( klass == String.class ? ("\"" + obj + "\"") :
+ (klass.getName() + names.size()) ));
+ }
+
+ // Nothing to do. The given object was already stored.
}
/**
@@ -234,15 +279,7 @@ public class Statement
{
// Skip methods with wrong number of args.
Class ptypes[] = ctors[i].getParameterTypes();
- System.out.println("ptypeslen = " + ptypes.length);
- System.out.println("ptypes = " + ptypes);
- System.out.println("ctor = " + ctors[i].getName());
- for (int j=0; j < ptypes.length; j++) {
- System.out.println("param = " + ptypes[i].getName());
-
- }
-
-
+
if (ptypes.length != args.length)
continue;
@@ -313,14 +350,24 @@ public class Statement
/** Return a string representation. */
public String toString()
{
- String result = target.getClass().getName() + "." + methodName + "(";
+ StringBuffer result = new StringBuffer();
+
+ Class klass = target.getClass();
+
+ result.append( ((WeakHashMap) classMaps.get(klass)).get(target));
+ result.append(".");
+ result.append(methodName);
+ result.append("(");
+
String sep = "";
for (int i = 0; i < arguments.length; i++)
{
- result = result + sep + arguments[i].getClass().getName();
- sep = ", ";
+ result.append(sep);
+ result.append(arguments[i].getClass().getName());
+ sep = ", ";
}
- result = result + ")";
- return result;
+ result.append(")");
+
+ return result.toString();
}
}