Commit 3894fe32 by Michael Koch Committed by Michael Koch

Beans.java, [...]: Reformated to GNU style.

2003-02-27  Michael Koch  <konqueror@gmx.de>

	* java/beans/Beans.java,
	java/beans/FeatureDescriptor.java
	java/beans/PropertyEditorManager.java:
	Reformated to GNU style.

From-SVN: r63501
parent 6fc19dc9
2003-02-27 Michael Koch <konqueror@gmx.de>
* java/beans/Beans.java,
java/beans/FeatureDescriptor.java
java/beans/PropertyEditorManager.java:
Reformated to GNU style.
2003-02-25 Michael Koch <konqueror@gmx.de> 2003-02-25 Michael Koch <konqueror@gmx.de>
* gnu/java/nio/MappedByteFileBuffer.java, * gnu/java/nio/MappedByteFileBuffer.java,
......
...@@ -43,24 +43,27 @@ import java.applet.*; ...@@ -43,24 +43,27 @@ import java.applet.*;
import gnu.java.io.*; import gnu.java.io.*;
/** /**
* <code>Beans</code> provides some helper methods that allow the basic operations of Bean-ness. * <code>Beans</code> provides some helper methods that allow the basic
* operations of Bean-ness.
* *
* @author John Keiser * @author John Keiser
* @since JDK1.1 * @since 1.1
* @version 1.1.0, 29 Jul 1998 * @version 1.1.0, 29 Jul 1998
* *
*/ */
public class Beans { public class Beans
{
static boolean designTime = false; static boolean designTime = false;
static boolean guiAvailable = true; static boolean guiAvailable = true;
/** /**
* Once again, we have a java.beans class with only * Once again, we have a java.beans class with only
* static methods that can be instantiated. When * static methods that can be instantiated. When
* will the madness end? :) * will the madness end? :)
*/ */
public Beans() { public Beans()
{
// Do nothing here.
} }
/** /**
...@@ -84,54 +87,86 @@ public class Beans { ...@@ -84,54 +87,86 @@ public class Beans {
* with AppletContext and AppletStub, and then calls * with AppletContext and AppletStub, and then calls
* init().</LI> * init().</LI>
* </OL> * </OL>
*
* @param cl the ClassLoader to use, or <CODE>null</CODE> * @param cl the ClassLoader to use, or <CODE>null</CODE>
* to use the default ClassLoader. * to use the default ClassLoader.
* @param beanName the name of the Bean. * @param beanName the name of the Bean.
*
* @return the Bean. * @return the Bean.
*
* @XXX * @XXX
*/ */
public static Object instantiate(ClassLoader cl, String beanName) throws IOException, ClassNotFoundException { public static Object instantiate (ClassLoader cl, String beanName)
throws IOException, ClassNotFoundException
{
Object bean; Object bean;
InputStream serStream; InputStream serStream;
if(cl == null) {
serStream = ClassLoader.getSystemResourceAsStream(beanName.replace('.','/')+".ser"); if (cl == null)
} else { {
serStream = cl.getResourceAsStream(beanName.replace('.','/')+".ser"); serStream = ClassLoader.getSystemResourceAsStream
(beanName.replace ('.','/')+".ser");
} }
if(serStream != null) { else
if(cl == null) { {
serStream = cl.getResourceAsStream (beanName.replace ('.', '/')
+ ".ser");
}
if (serStream != null)
{
if(cl == null)
{
ObjectInputStream ois = new ObjectInputStream(serStream); ObjectInputStream ois = new ObjectInputStream(serStream);
bean = ois.readObject(); bean = ois.readObject();
} else { }
ClassLoaderObjectInputStream ois = new ClassLoaderObjectInputStream(serStream, cl); else
{
ClassLoaderObjectInputStream ois =
new ClassLoaderObjectInputStream (serStream, cl);
bean = ois.readObject(); bean = ois.readObject();
} }
} else if(cl == null) { }
else if(cl == null)
{
Class beanClass = Class.forName(beanName); Class beanClass = Class.forName(beanName);
try { try
{
bean = beanClass.newInstance(); bean = beanClass.newInstance();
} catch(IllegalAccessException E) { }
catch(IllegalAccessException E)
{
bean = null; bean = null;
} catch(InstantiationException E) { }
catch(InstantiationException E)
{
bean = null; bean = null;
} }
} else { }
else
{
Class beanClass = cl.loadClass(beanName); Class beanClass = cl.loadClass(beanName);
try { try
{
bean = beanClass.newInstance(); bean = beanClass.newInstance();
} catch(IllegalAccessException E) { }
catch(IllegalAccessException E)
{
bean = null; bean = null;
} catch(InstantiationException E) { }
catch(InstantiationException E)
{
bean = null; bean = null;
} }
} }
if(bean instanceof Applet) { if(bean instanceof Applet)
{
Applet a = (Applet)bean; Applet a = (Applet)bean;
//a.setAppletContext(???); //a.setAppletContext(???);
//a.setStub(???); //a.setStub(???);
if(serStream == null) { if(serStream == null)
{
a.init(); a.init();
} }
} }
...@@ -145,12 +180,15 @@ public class Beans { ...@@ -145,12 +180,15 @@ public class Beans {
* type view of a Bean, because in the future there may * type view of a Bean, because in the future there may
* be new types of Bean, even Beans spanning multiple * be new types of Bean, even Beans spanning multiple
* Objects. * Objects.
*
* @param bean the Bean to cast. * @param bean the Bean to cast.
* @param newClass the Class to cast it to. * @param newClass the Class to cast it to.
*
* @return the Bean as a new view, or if the operation * @return the Bean as a new view, or if the operation
* could not be performed, the Bean itself. * could not be performed, the Bean itself.
*/ */
public static Object getInstanceOf(Object bean, Class newClass) { public static Object getInstanceOf(Object bean, Class newClass)
{
return bean; return bean;
} }
...@@ -161,21 +199,26 @@ public class Beans { ...@@ -161,21 +199,26 @@ public class Beans {
* a Bean's castability, because in the future there may * a Bean's castability, because in the future there may
* be new types of Bean, even Beans spanning multiple * be new types of Bean, even Beans spanning multiple
* Objects. * Objects.
*
* @param bean the Bean to cast. * @param bean the Bean to cast.
* @param newClass the Class to cast it to. * @param newClass the Class to cast it to.
*
* @return whether the Bean can be cast to the class type * @return whether the Bean can be cast to the class type
* in question. * in question.
*/ */
public static boolean isInstanceOf(Object bean, Class newBeanClass) { public static boolean isInstanceOf(Object bean, Class newBeanClass)
{
return newBeanClass.isInstance(bean); return newBeanClass.isInstance(bean);
} }
/** /**
* Find out whether the GUI is available to use. * Find out whether the GUI is available to use.
* Defaults to true. * Defaults to true.
*
* @return whether the GUI is available to use. * @return whether the GUI is available to use.
*/ */
public static boolean isGuiAvailable() { public static boolean isGuiAvailable()
{
return guiAvailable; return guiAvailable;
} }
...@@ -183,9 +226,11 @@ public class Beans { ...@@ -183,9 +226,11 @@ public class Beans {
* Find out whether it is design time. Design time means * Find out whether it is design time. Design time means
* we are in a RAD tool. * we are in a RAD tool.
* Defaults to false. * Defaults to false.
*
* @return whether it is design time. * @return whether it is design time.
*/ */
public static boolean isDesignTime() { public static boolean isDesignTime()
{
return designTime; return designTime;
} }
...@@ -193,16 +238,21 @@ public class Beans { ...@@ -193,16 +238,21 @@ public class Beans {
* Set whether the GUI is available to use. * Set whether the GUI is available to use.
* @param guiAvailable whether the GUI is available to use. * @param guiAvailable whether the GUI is available to use.
*/ */
public static void setGuiAvailable(boolean guiAvailable) throws SecurityException { public static void setGuiAvailable(boolean guiAvailable)
throws SecurityException
{
Beans.guiAvailable = guiAvailable; Beans.guiAvailable = guiAvailable;
} }
/** /**
* Set whether it is design time. Design time means we * Set whether it is design time. Design time means we
* are in a RAD tool. * are in a RAD tool.
*
* @param designTime whether it is design time. * @param designTime whether it is design time.
*/ */
public static void setDesignTime(boolean designTime) throws SecurityException { public static void setDesignTime(boolean designTime)
throws SecurityException
{
Beans.designTime = designTime; Beans.designTime = designTime;
} }
} }
...@@ -41,25 +41,26 @@ package java.beans; ...@@ -41,25 +41,26 @@ package java.beans;
import java.util.*; import java.util.*;
/** /**
** FeatureDescriptor is the common superclass for all JavaBeans Descriptor classes. * FeatureDescriptor is the common superclass for all JavaBeans Descriptor
** JavaBeans descriptors are abstract descriptors of properties, * classes. JavaBeans descriptors are abstract descriptors of properties,
** events, methods, beans, etc.<P> * events, methods, beans, etc.<P>
** *
** <STRONG>Documentation Convention:</STRONG> for proper * <STRONG>Documentation Convention:</STRONG> for proper
** Internalization of Beans inside an RAD tool, sometimes there * Internalization of Beans inside an RAD tool, sometimes there
** are two names for a property or method: a programmatic, or * are two names for a property or method: a programmatic, or
** locale-independent name, which can be used anywhere, and a * locale-independent name, which can be used anywhere, and a
** localized, display name, for ease of use. In the * localized, display name, for ease of use. In the
** documentation I will specify different String values as * documentation I will specify different String values as
** either <EM>programmatic</EM> or <EM>localized</EM> to * either <EM>programmatic</EM> or <EM>localized</EM> to
** make this distinction clear. * make this distinction clear.
** *
** @author John Keiser * @author John Keiser
** @since JDK1.1 * @since 1.1
** @version 1.1.0, 31 May 1998 * @version 1.1.0, 31 May 1998
**/ */
public class FeatureDescriptor { public class FeatureDescriptor
{
String name; String name;
String displayName; String displayName;
String shortDescription; String shortDescription;
...@@ -68,99 +69,147 @@ public class FeatureDescriptor { ...@@ -68,99 +69,147 @@ public class FeatureDescriptor {
Hashtable valueHash; Hashtable valueHash;
/** Instantiate this FeatureDescriptor with appropriate default values.**/ /**
public FeatureDescriptor() { * Instantiate this FeatureDescriptor with appropriate default values.
*/
public FeatureDescriptor()
{
valueHash = new Hashtable(); valueHash = new Hashtable();
} }
/** Get the programmatic name of this feature. **/ /**
public String getName() { * Get the programmatic name of this feature.
*/
public String getName()
{
return name; return name;
} }
/** Set the programmatic name of this feature. /**
** @param name the new name for this feature. * Set the programmatic name of this feature.
**/ *
public void setName(String name) { * @param name the new name for this feature.
*/
public void setName(String name)
{
this.name = name; this.name = name;
} }
/** Get the localized (display) name of this feature. **/ /**
public String getDisplayName() { * Get the localized (display) name of this feature.
*/
public String getDisplayName()
{
return displayName; return displayName;
} }
/** Set the localized (display) name of this feature. /**
** @param displayName the new display name for this feature. * Set the localized (display) name of this feature.
**/ *
public void setDisplayName(String displayName) { * @param displayName the new display name for this feature.
*/
public void setDisplayName(String displayName)
{
this.displayName = displayName; this.displayName = displayName;
} }
/** Get the localized short description for this feature. **/ /**
public String getShortDescription() { * Get the localized short description for this feature.
*/
public String getShortDescription()
{
return shortDescription; return shortDescription;
} }
/** Set the localized short description for this feature. /**
** @param shortDescription the new short description for this feature. * Set the localized short description for this feature.
**/ *
public void setShortDescription(String shortDescription) { * @param shortDescription the new short description for this feature.
*/
public void setShortDescription(String shortDescription)
{
this.shortDescription = shortDescription; this.shortDescription = shortDescription;
} }
/** Indicates whether this feature is for expert use only. /**
** @return true if for use by experts only, or false if anyone can use it. * Indicates whether this feature is for expert use only.
**/ *
public boolean isExpert() { * @return true if for use by experts only,
* or false if anyone can use it.
*/
public boolean isExpert()
{
return expert; return expert;
} }
/** Set whether this feature is for expert use only. /**
** @param expert true if for use by experts only, or false if anyone can use it. * Set whether this feature is for expert use only.
**/ *
public void setExpert(boolean expert) { * @param expert true if for use by experts only,
* or false if anyone can use it.
*/
public void setExpert(boolean expert)
{
this.expert = expert; this.expert = expert;
} }
/** Indicates whether this feature is for use by tools only. /**
** If it is for use by tools only, then it should not be displayed. * Indicates whether this feature is for use by tools only.
** @return true if tools only should use it, or false if anyone can see it. * If it is for use by tools only, then it should not be displayed.
**/ *
public boolean isHidden() { * @return true if tools only should use it,
* or false if anyone can see it.
*/
public boolean isHidden()
{
return hidden; return hidden;
} }
/** Set whether this feature is for use by tools only. /**
** If it is for use by tools only, then it should not be displayed. * Set whether this feature is for use by tools only.
** @param hidden true if tools only should use it, or false if anyone can see it. * If it is for use by tools only, then it should not be displayed.
**/ *
public void setHidden(boolean hidden) { * @param hidden true if tools only should use it,
* or false if anyone can see it.
*/
public void setHidden(boolean hidden)
{
this.hidden = hidden; this.hidden = hidden;
} }
/** Get an arbitrary value set with setValue(). /**
** @param name the programmatic name of the key. * Get an arbitrary value set with setValue().
** @return the value associated with this name, or null if there is none. *
**/ * @param name the programmatic name of the key.
public Object getValue(String name) { *
* @return the value associated with this name,
* or null if there is none.
*/
public Object getValue(String name)
{
return valueHash.get(name); return valueHash.get(name);
} }
/** Set an arbitrary string-value pair with this feature. /**
** @param name the programmatic name of the key. * Set an arbitrary string-value pair with this feature.
** @param value the value to associate with the name. *
**/ * @param name the programmatic name of the key.
public void setValue(String name, Object value) { * @param value the value to associate with the name.
*/
public void setValue(String name, Object value)
{
valueHash.put(name, value); valueHash.put(name, value);
} }
/** Get a list of the programmatic key names set with setValue(). /**
** @return an Enumerator over all the programmatic key names associated * Get a list of the programmatic key names set with setValue().
** with this feature. *
**/ * @return an Enumerator over all the programmatic key names associated
public Enumeration attributeNames() { * with this feature.
*/
public Enumeration attributeNames()
{
return valueHash.keys(); return valueHash.keys();
} }
} }
...@@ -41,37 +41,39 @@ package java.beans; ...@@ -41,37 +41,39 @@ package java.beans;
import gnu.java.lang.ClassHelper; import gnu.java.lang.ClassHelper;
/** /**
** PropertyEditorManager is used to find property editors * PropertyEditorManager is used to find property editors
** for various types (not necessarily Beans).<P> * for various types (not necessarily Beans).<P>
** *
** It first checks to see if the property editor is * It first checks to see if the property editor is
** already registered; if it is, that property editor is * already registered; if it is, that property editor is
** used. Next it takes the type's classname and appends * used. Next it takes the type's classname and appends
** "Editor" to it, and searches first in the class's * "Editor" to it, and searches first in the class's
** package and then in the property editor search path.<P> * package and then in the property editor search path.<P>
** *
** Default property editors are provided for:<P> * Default property editors are provided for:<P>
** <OL> * <OL>
** <LI>boolean, byte, short, int, long, float, and double</LI> * <LI>boolean, byte, short, int, long, float, and double</LI>
** <LI>java.lang.String</LI> * <LI>java.lang.String</LI>
** <LI>java.awt.Color</LI> * <LI>java.awt.Color</LI>
** <LI>java.awt.Font</LI> * <LI>java.awt.Font</LI>
** <OL> * <OL>
** *
** <STRONG>Spec Suggestion:</STRONG> Perhaps an editor for * <STRONG>Spec Suggestion:</STRONG> Perhaps an editor for
** Filename or something like it should be provided. As well * Filename or something like it should be provided. As well
** as char. * as char.
** *
** @author John Keiser * @author John Keiser
** @since JDK1.1 * @since 1.1
** @version 1.1.0, 29 Jul 1998 * @version 1.1.0, 29 Jul 1998
**/ */
public class PropertyEditorManager { public class PropertyEditorManager
{
static java.util.Hashtable editors = new java.util.Hashtable(); static java.util.Hashtable editors = new java.util.Hashtable();
static String[] editorSearchPath = {"gnu.java.beans.editors","sun.beans.editors"}; static String[] editorSearchPath = {"gnu.java.beans.editors","sun.beans.editors"};
static { static
{
registerEditor(java.lang.Boolean.TYPE, gnu.java.beans.editors.NativeBooleanEditor.class); registerEditor(java.lang.Boolean.TYPE, gnu.java.beans.editors.NativeBooleanEditor.class);
registerEditor(java.lang.Byte.TYPE, gnu.java.beans.editors.NativeByteEditor.class); registerEditor(java.lang.Byte.TYPE, gnu.java.beans.editors.NativeByteEditor.class);
registerEditor(java.lang.Short.TYPE, gnu.java.beans.editors.NativeShortEditor.class); registerEditor(java.lang.Short.TYPE, gnu.java.beans.editors.NativeShortEditor.class);
...@@ -84,77 +86,106 @@ public class PropertyEditorManager { ...@@ -84,77 +86,106 @@ public class PropertyEditorManager {
registerEditor(java.awt.Font.class, gnu.java.beans.editors.FontEditor.class); registerEditor(java.awt.Font.class, gnu.java.beans.editors.FontEditor.class);
} }
/** Beats me why this class can be instantiated, but there /**
** you have it. * Beats me why this class can be instantiated, but there
**/ * you have it.
public PropertyEditorManager() { } */
public PropertyEditorManager()
{
// Do nothing here
}
/** Register an editor for a class. Replaces old editor /**
** if there was one registered before. * Register an editor for a class. Replaces old editor
** @param editedClass the class that the property editor * if there was one registered before.
** will edit. *
** @param editorClass the PropertyEditor class. * @param editedClass the class that the property editor
**/ * will edit.
public static void registerEditor(Class editedClass, Class editorClass) { * @param editorClass the PropertyEditor class.
*/
public static void registerEditor(Class editedClass, Class editorClass)
{
editors.put(editedClass, editorClass); editors.put(editedClass, editorClass);
} }
/** Returns a new instance of the property editor for the /**
** specified class. * Returns a new instance of the property editor for the
** @param editedClass the class that the property editor * specified class.
** will edit. *
** @return a PropertyEditor instance that can edit the * @param editedClass the class that the property editor
** specified class. * will edit.
**/ * @return a PropertyEditor instance that can edit the
public static PropertyEditor findEditor(Class editedClass) { * specified class.
try { */
public static PropertyEditor findEditor(Class editedClass)
{
try
{
Class found = (Class)editors.get(editedClass); Class found = (Class)editors.get(editedClass);
if(found != null) { if(found != null)
{
return (PropertyEditor)found.newInstance(); return (PropertyEditor)found.newInstance();
} }
try { try
{
found = Class.forName(editedClass.getName()+"Editor"); found = Class.forName(editedClass.getName()+"Editor");
registerEditor(editedClass,found); registerEditor(editedClass,found);
return (PropertyEditor)found.newInstance(); return (PropertyEditor)found.newInstance();
} catch(ClassNotFoundException E) { }
catch(ClassNotFoundException E)
{
} }
String appendName = "." + ClassHelper.getTruncatedClassName(editedClass) + "Editor"; String appendName = "." + ClassHelper.getTruncatedClassName(editedClass) + "Editor";
synchronized(editorSearchPath) { synchronized(editorSearchPath)
for(int i=0;i<editorSearchPath.length;i++) { {
try { for(int i=0;i<editorSearchPath.length;i++)
{
try
{
found = Class.forName(editorSearchPath[i] + appendName); found = Class.forName(editorSearchPath[i] + appendName);
registerEditor(editedClass,found); registerEditor(editedClass,found);
return (PropertyEditor)found.newInstance(); return (PropertyEditor)found.newInstance();
} catch(ClassNotFoundException E) {
} }
catch(ClassNotFoundException E)
{
} }
} }
} catch(InstantiationException E) {
} catch(IllegalAccessException E) {
} }
}
catch(InstantiationException E)
{
}
catch(IllegalAccessException E)
{
}
return null; return null;
} }
/** Get the editor search path. /**
** As a minor departure from the spec, the default value * Get the editor search path.
** for the editor search path is "gnu.java.beans.editors", * As a minor departure from the spec, the default value
** "sun.beans.editors". * for the editor search path is "gnu.java.beans.editors",
** @return the editor search path. * "sun.beans.editors".
**/ *
public static String[] getEditorSearchPath() { * @return the editor search path.
*/
public static String[] getEditorSearchPath()
{
return editorSearchPath; return editorSearchPath;
} }
/** Set the editor search path. /**
** @param editorSearchPath the new value for the editor * Set the editor search path.
** search path. *
**/ * @param editorSearchPath the new value for the editor search path.
public static void setEditorSearchPath(String[] editorSearchPath) { */
synchronized(editorSearchPath) { public static void setEditorSearchPath(String[] editorSearchPath)
{
synchronized(editorSearchPath)
{
PropertyEditorManager.editorSearchPath = editorSearchPath; PropertyEditorManager.editorSearchPath = editorSearchPath;
} }
} }
......
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