added default InputSourceEditor for SAX InputSource construction with a URL String as system id (SPR-7099)

git-svn-id: https://src.springframework.org/svn/spring-framework/trunk@3290 50f2f4bb-b051-0410-bef5-90022cba6387

org.springframework.beans/src/main/java/org/springframework/beans/PropertyEditorRegistrySupport.java

@@ -42,6 +42,8 @@ import java.util.TimeZone;
 import java.util.UUID;
 import java.util.regex.Pattern;
 
+import org.xml.sax.InputSource;
+
 import org.springframework.beans.propertyeditors.ByteArrayPropertyEditor;
 import org.springframework.beans.propertyeditors.CharArrayPropertyEditor;
 import org.springframework.beans.propertyeditors.CharacterEditor;
@@ -54,6 +56,7 @@ import org.springframework.beans.propertyeditors.CustomCollectionEditor;
 import org.springframework.beans.propertyeditors.CustomMapEditor;
 import org.springframework.beans.propertyeditors.CustomNumberEditor;
 import org.springframework.beans.propertyeditors.FileEditor;
+import org.springframework.beans.propertyeditors.InputSourceEditor;
 import org.springframework.beans.propertyeditors.InputStreamEditor;
 import org.springframework.beans.propertyeditors.LocaleEditor;
 import org.springframework.beans.propertyeditors.PatternEditor;
@@ -169,6 +172,7 @@ public class PropertyEditorRegistrySupport implements PropertyEditorRegistry {
 		this.defaultEditors.put(Currency.class, new CurrencyEditor());
 		this.defaultEditors.put(File.class, new FileEditor());
 		this.defaultEditors.put(InputStream.class, new InputStreamEditor());
+		this.defaultEditors.put(InputSource.class, new InputSourceEditor());
 		this.defaultEditors.put(Locale.class, new LocaleEditor());
 		this.defaultEditors.put(Pattern.class, new PatternEditor());
 		this.defaultEditors.put(Properties.class, new PropertiesEditor());

org.springframework.beans/src/main/java/org/springframework/beans/propertyeditors/InputSourceEditor.java

@@ -0,0 +1,86 @@
+/*
+ * Copyright 2002-2010 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.beans.propertyeditors;
+
+import java.beans.PropertyEditorSupport;
+import java.io.IOException;
+
+import org.xml.sax.InputSource;
+
+import org.springframework.core.io.Resource;
+import org.springframework.core.io.ResourceEditor;
+import org.springframework.util.Assert;
+
+/**
+ * Editor for <code>org.xml.sax.InputSource</code>, converting from a
+ * Spring resource location String to a SAX InputSource object.
+ *
+ * <p>Supports Spring-style URL notation: any fully qualified standard URL
+ * ("file:", "http:", etc) and Spring's special "classpath:" pseudo-URL.
+ *
+ * @author Juergen Hoeller
+ * @since 3.0.3
+ * @see org.xml.sax.InputSource
+ * @see org.springframework.core.io.ResourceEditor
+ * @see org.springframework.core.io.ResourceLoader
+ * @see org.springframework.beans.propertyeditors.URLEditor
+ * @see org.springframework.beans.propertyeditors.FileEditor
+ */
+public class InputSourceEditor extends PropertyEditorSupport {
+
+	private final ResourceEditor resourceEditor;
+
+
+	/**
+	 * Create a new InputSourceEditor,
+	 * using the default ResourceEditor underneath.
+	 */
+	public InputSourceEditor() {
+		this.resourceEditor = new ResourceEditor();
+	}
+
+	/**
+	 * Create a new InputSourceEditor,
+	 * using the given ResourceEditor underneath.
+	 * @param resourceEditor the ResourceEditor to use
+	 */
+	public InputSourceEditor(ResourceEditor resourceEditor) {
+		Assert.notNull(resourceEditor, "ResourceEditor must not be null");
+		this.resourceEditor = resourceEditor;
+	}
+
+
+	@Override
+	public void setAsText(String text) throws IllegalArgumentException {
+		this.resourceEditor.setAsText(text);
+		Resource resource = (Resource) this.resourceEditor.getValue();
+		try {
+			setValue(resource != null ? new InputSource(resource.getURL().toString()) : null);
+		}
+		catch (IOException ex) {
+			throw new IllegalArgumentException(
+					"Could not retrieve URL for " + resource + ": " + ex.getMessage());
+		}
+	}
+
+	@Override
+	public String getAsText() {
+		InputSource value = (InputSource) getValue();
+		return (value != null ? value.getSystemId() : "");
+	}
+
+}

org.springframework.beans/src/main/java/org/springframework/beans/propertyeditors/InputStreamEditor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2006 the original author or authors.
+ * Copyright 2002-2010 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-
 package org.springframework.beans.propertyeditors;
 
 import java.beans.PropertyEditorSupport;
@@ -25,9 +24,9 @@ import org.springframework.core.io.ResourceEditor;
 import org.springframework.util.Assert;
 
 /**
- * One-way PropertyEditor, which can convert from a text string to a
- * <code>java.io.InputStream</code>, allowing InputStream properties
- * to be set directly as a text string.
+ * One-way PropertyEditor which can convert from a text String to a
+ * <code>java.io.InputStream</code>, interpreting the given String
+ * as Spring resource location (e.g. a URL String).
  *
  * <p>Supports Spring-style URL notation: any fully qualified standard URL
  * ("file:", "http:", etc) and Spring's special "classpath:" pseudo-URL.

org.springframework.beans/src/main/java/org/springframework/beans/support/ResourceEditorRegistrar.java

@@ -21,10 +21,13 @@ import java.io.InputStream;
 import java.net.URI;
 import java.net.URL;
 
+import org.xml.sax.InputSource;
+
 import org.springframework.beans.PropertyEditorRegistrar;
 import org.springframework.beans.PropertyEditorRegistry;
 import org.springframework.beans.propertyeditors.ClassEditor;
 import org.springframework.beans.propertyeditors.FileEditor;
+import org.springframework.beans.propertyeditors.InputSourceEditor;
 import org.springframework.beans.propertyeditors.InputStreamEditor;
 import org.springframework.beans.propertyeditors.URIEditor;
 import org.springframework.beans.propertyeditors.URLEditor;
@@ -79,6 +82,7 @@ public class ResourceEditorRegistrar implements PropertyEditorRegistrar {
 		ResourceEditor baseEditor = new ResourceEditor(this.resourceLoader);
 		registry.registerCustomEditor(Resource.class, baseEditor);
 		registry.registerCustomEditor(InputStream.class, new InputStreamEditor(baseEditor));
+		registry.registerCustomEditor(InputSource.class, new InputSourceEditor(baseEditor));
 		registry.registerCustomEditor(File.class, new FileEditor(baseEditor));
 		registry.registerCustomEditor(URL.class, new URLEditor(baseEditor));