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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-04 02:28:45 (GMT)
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-04 02:28:45 (GMT)
commitd83a98f4ce9cfa908f5c54bbd70f03eec07e7553 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /sax
parent076357b8567458d4b6dfdcf839ef751634cd2bfb (diff)
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auto import from //depot/cupcake/@135843
Diffstat (limited to 'sax')
-rw-r--r--sax/java/android/sax/BadXmlException.java34
-rw-r--r--sax/java/android/sax/Children.java97
-rw-r--r--sax/java/android/sax/Element.java204
-rw-r--r--sax/java/android/sax/ElementListener.java23
-rw-r--r--sax/java/android/sax/EndElementListener.java28
-rw-r--r--sax/java/android/sax/EndTextElementListener.java30
-rw-r--r--sax/java/android/sax/RootElement.java207
-rw-r--r--sax/java/android/sax/StartElementListener.java32
-rw-r--r--sax/java/android/sax/TextElementListener.java23
-rw-r--r--sax/java/android/sax/package.html5
10 files changed, 0 insertions, 683 deletions
diff --git a/sax/java/android/sax/BadXmlException.java b/sax/java/android/sax/BadXmlException.java
deleted file mode 100644
index dd324fd..0000000
--- a/sax/java/android/sax/BadXmlException.java
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-import org.xml.sax.SAXParseException;
-import org.xml.sax.Locator;
-
-/**
- * An XML parse exception which includes the line number in the message.
- */
-class BadXmlException extends SAXParseException {
-
- public BadXmlException(String message, Locator locator) {
- super(message, locator);
- }
-
- public String getMessage() {
- return "Line " + getLineNumber() + ": " + super.getMessage();
- }
-}
diff --git a/sax/java/android/sax/Children.java b/sax/java/android/sax/Children.java
deleted file mode 100644
index 7aa8dcf..0000000
--- a/sax/java/android/sax/Children.java
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-/**
- * Contains element children. Using this class instead of HashMap results in
- * measurably better performance.
- */
-class Children {
-
- Child[] children = new Child[16];
-
- /**
- * Looks up a child by name and creates a new one if necessary.
- */
- Element getOrCreate(Element parent, String uri, String localName) {
- int hash = uri.hashCode() * 31 + localName.hashCode();
- int index = hash & 15;
-
- Child current = children[index];
- if (current == null) {
- // We have no children in this bucket yet.
- current = new Child(parent, uri, localName, parent.depth + 1, hash);
- children[index] = current;
- return current;
- } else {
- // Search this bucket.
- Child previous;
- do {
- if (current.hash == hash
- && current.uri.compareTo(uri) == 0
- && current.localName.compareTo(localName) == 0) {
- // We already have a child with that name.
- return current;
- }
-
- previous = current;
- current = current.next;
- } while (current != null);
-
- // Add a new child to the bucket.
- current = new Child(parent, uri, localName, parent.depth + 1, hash);
- previous.next = current;
- return current;
- }
- }
-
- /**
- * Looks up a child by name.
- */
- Element get(String uri, String localName) {
- int hash = uri.hashCode() * 31 + localName.hashCode();
- int index = hash & 15;
-
- Child current = children[index];
- if (current == null) {
- return null;
- } else {
- do {
- if (current.hash == hash
- && current.uri.compareTo(uri) == 0
- && current.localName.compareTo(localName) == 0) {
- return current;
- }
- current = current.next;
- } while (current != null);
-
- return null;
- }
- }
-
- static class Child extends Element {
-
- final int hash;
- Child next;
-
- Child(Element parent, String uri, String localName, int depth,
- int hash) {
- super(parent, uri, localName, depth);
- this.hash = hash;
- }
- }
-}
diff --git a/sax/java/android/sax/Element.java b/sax/java/android/sax/Element.java
deleted file mode 100644
index 8c8334c..0000000
--- a/sax/java/android/sax/Element.java
+++ /dev/null
@@ -1,204 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-import org.xml.sax.Locator;
-import org.xml.sax.SAXParseException;
-
-import java.util.ArrayList;
-
-import android.util.Log;
-
-/**
- * An XML element. Provides access to child elements and hooks to listen
- * for events related to this element.
- *
- * @see RootElement
- */
-public class Element {
-
- final String uri;
- final String localName;
- final int depth;
- final Element parent;
-
- Children children;
- ArrayList<Element> requiredChilden;
-
- boolean visited;
-
- StartElementListener startElementListener;
- EndElementListener endElementListener;
- EndTextElementListener endTextElementListener;
-
- Element(Element parent, String uri, String localName, int depth) {
- this.parent = parent;
- this.uri = uri;
- this.localName = localName;
- this.depth = depth;
- }
-
- /**
- * Gets the child element with the given name. Uses an empty string as the
- * namespace.
- */
- public Element getChild(String localName) {
- return getChild("", localName);
- }
-
- /**
- * Gets the child element with the given name.
- */
- public Element getChild(String uri, String localName) {
- if (endTextElementListener != null) {
- throw new IllegalStateException("This element already has an end"
- + " text element listener. It cannot have children.");
- }
-
- if (children == null) {
- children = new Children();
- }
-
- return children.getOrCreate(this, uri, localName);
- }
-
- /**
- * Gets the child element with the given name. Uses an empty string as the
- * namespace. We will throw a {@link org.xml.sax.SAXException} at parsing
- * time if the specified child is missing. This helps you ensure that your
- * listeners are called.
- */
- public Element requireChild(String localName) {
- return requireChild("", localName);
- }
-
- /**
- * Gets the child element with the given name. We will throw a
- * {@link org.xml.sax.SAXException} at parsing time if the specified child
- * is missing. This helps you ensure that your listeners are called.
- */
- public Element requireChild(String uri, String localName) {
- Element child = getChild(uri, localName);
-
- if (requiredChilden == null) {
- requiredChilden = new ArrayList<Element>();
- requiredChilden.add(child);
- } else {
- if (!requiredChilden.contains(child)) {
- requiredChilden.add(child);
- }
- }
-
- return child;
- }
-
- /**
- * Sets start and end element listeners at the same time.
- */
- public void setElementListener(ElementListener elementListener) {
- setStartElementListener(elementListener);
- setEndElementListener(elementListener);
- }
-
- /**
- * Sets start and end text element listeners at the same time.
- */
- public void setTextElementListener(TextElementListener elementListener) {
- setStartElementListener(elementListener);
- setEndTextElementListener(elementListener);
- }
-
- /**
- * Sets a listener for the start of this element.
- */
- public void setStartElementListener(
- StartElementListener startElementListener) {
- if (this.startElementListener != null) {
- throw new IllegalStateException(
- "Start element listener has already been set.");
- }
- this.startElementListener = startElementListener;
- }
-
- /**
- * Sets a listener for the end of this element.
- */
- public void setEndElementListener(EndElementListener endElementListener) {
- if (this.endElementListener != null) {
- throw new IllegalStateException(
- "End element listener has already been set.");
- }
- this.endElementListener = endElementListener;
- }
-
- /**
- * Sets a listener for the end of this text element.
- */
- public void setEndTextElementListener(
- EndTextElementListener endTextElementListener) {
- if (this.endTextElementListener != null) {
- throw new IllegalStateException(
- "End text element listener has already been set.");
- }
-
- if (children != null) {
- throw new IllegalStateException("This element already has children."
- + " It cannot have an end text element listener.");
- }
-
- this.endTextElementListener = endTextElementListener;
- }
-
- @Override
- public String toString() {
- return toString(uri, localName);
- }
-
- static String toString(String uri, String localName) {
- return "'" + (uri.equals("") ? localName : uri + ":" + localName) + "'";
- }
-
- /**
- * Clears flags on required children.
- */
- void resetRequiredChildren() {
- ArrayList<Element> requiredChildren = this.requiredChilden;
- if (requiredChildren != null) {
- for (int i = requiredChildren.size() - 1; i >= 0; i--) {
- requiredChildren.get(i).visited = false;
- }
- }
- }
-
- /**
- * Throws an exception if a required child was not present.
- */
- void checkRequiredChildren(Locator locator) throws SAXParseException {
- ArrayList<Element> requiredChildren = this.requiredChilden;
- if (requiredChildren != null) {
- for (int i = requiredChildren.size() - 1; i >= 0; i--) {
- Element child = requiredChildren.get(i);
- if (!child.visited) {
- throw new BadXmlException(
- "Element named " + this + " is missing required"
- + " child element named "
- + child + ".", locator);
- }
- }
- }
- }
-}
diff --git a/sax/java/android/sax/ElementListener.java b/sax/java/android/sax/ElementListener.java
deleted file mode 100644
index 5b3f5be..0000000
--- a/sax/java/android/sax/ElementListener.java
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-/**
- * Listens for the beginning and ending of elements.
- */
-public interface ElementListener extends StartElementListener,
- EndElementListener {}
diff --git a/sax/java/android/sax/EndElementListener.java b/sax/java/android/sax/EndElementListener.java
deleted file mode 100644
index b00a006..0000000
--- a/sax/java/android/sax/EndElementListener.java
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-/**
- * Listens for the end of elements.
- */
-public interface EndElementListener {
-
- /**
- * Invoked at the end of an element.
- */
- void end();
-}
diff --git a/sax/java/android/sax/EndTextElementListener.java b/sax/java/android/sax/EndTextElementListener.java
deleted file mode 100644
index 6d87d0e..0000000
--- a/sax/java/android/sax/EndTextElementListener.java
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-/**
- * Listens for the end of text elements.
- */
-public interface EndTextElementListener {
-
- /**
- * Invoked at the end of a text element with the body of the element.
- *
- * @param body of the element
- */
- void end(String body);
-}
diff --git a/sax/java/android/sax/RootElement.java b/sax/java/android/sax/RootElement.java
deleted file mode 100644
index 4fd6f6b..0000000
--- a/sax/java/android/sax/RootElement.java
+++ /dev/null
@@ -1,207 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-import org.xml.sax.helpers.DefaultHandler;
-import org.xml.sax.Attributes;
-import org.xml.sax.SAXException;
-import org.xml.sax.ContentHandler;
-import org.xml.sax.Locator;
-
-/**
- * The root XML element. The entry point for this API. Not safe for concurrent
- * use.
- *
- * <p>For example, passing this XML:
- *
- * <pre>
- * &lt;feed xmlns='http://www.w3.org/2005/Atom'>
- * &lt;entry>
- * &lt;id>bob&lt;/id>
- * &lt;/entry>
- * &lt;/feed>
- * </pre>
- *
- * to this code:
- *
- * <pre>
- * static final String ATOM_NAMESPACE = "http://www.w3.org/2005/Atom";
- *
- * ...
- *
- * RootElement root = new RootElement(ATOM_NAMESPACE, "feed");
- * Element entry = root.getChild(ATOM_NAMESPACE, "entry");
- * entry.getChild(ATOM_NAMESPACE, "id").setEndTextElementListener(
- * new EndTextElementListener() {
- * public void end(String body) {
- * System.out.println("Entry ID: " + body);
- * }
- * });
- *
- * XMLReader reader = ...;
- * reader.setContentHandler(root.getContentHandler());
- * reader.parse(...);
- * </pre>
- *
- * would output:
- *
- * <pre>
- * Entry ID: bob
- * </pre>
- */
-public class RootElement extends Element {
-
- final Handler handler = new Handler();
-
- /**
- * Constructs a new root element with the given name.
- *
- * @param uri the namespace
- * @param localName the local name
- */
- public RootElement(String uri, String localName) {
- super(null, uri, localName, 0);
- }
-
- /**
- * Constructs a new root element with the given name. Uses an empty string
- * as the namespace.
- *
- * @param localName the local name
- */
- public RootElement(String localName) {
- this("", localName);
- }
-
- /**
- * Gets the SAX {@code ContentHandler}. Pass this to your SAX parser.
- */
- public ContentHandler getContentHandler() {
- return this.handler;
- }
-
- class Handler extends DefaultHandler {
-
- Locator locator;
- int depth = -1;
- Element current = null;
- StringBuilder bodyBuilder = null;
-
- @Override
- public void setDocumentLocator(Locator locator) {
- this.locator = locator;
- }
-
- @Override
- public void startElement(String uri, String localName, String qName,
- Attributes attributes) throws SAXException {
- int depth = ++this.depth;
-
- if (depth == 0) {
- // This is the root element.
- startRoot(uri, localName, attributes);
- return;
- }
-
- // Prohibit mixed text and elements.
- if (bodyBuilder != null) {
- throw new BadXmlException("Encountered mixed content"
- + " within text element named " + current + ".",
- locator);
- }
-
- // If we're one level below the current element.
- if (depth == current.depth + 1) {
- // Look for a child to push onto the stack.
- Children children = current.children;
- if (children != null) {
- Element child = children.get(uri, localName);
- if (child != null) {
- start(child, attributes);
- }
- }
- }
- }
-
- void startRoot(String uri, String localName, Attributes attributes)
- throws SAXException {
- Element root = RootElement.this;
- if (root.uri.compareTo(uri) != 0
- || root.localName.compareTo(localName) != 0) {
- throw new BadXmlException("Root element name does"
- + " not match. Expected: " + root + ", Got: "
- + Element.toString(uri, localName), locator);
- }
-
- start(root, attributes);
- }
-
- void start(Element e, Attributes attributes) {
- // Push element onto the stack.
- this.current = e;
-
- if (e.startElementListener != null) {
- e.startElementListener.start(attributes);
- }
-
- if (e.endTextElementListener != null) {
- this.bodyBuilder = new StringBuilder();
- }
-
- e.resetRequiredChildren();
- e.visited = true;
- }
-
- @Override
- public void characters(char[] buffer, int start, int length)
- throws SAXException {
- if (bodyBuilder != null) {
- bodyBuilder.append(buffer, start, length);
- }
- }
-
- @Override
- public void endElement(String uri, String localName, String qName)
- throws SAXException {
- Element current = this.current;
-
- // If we've ended the current element...
- if (depth == current.depth) {
- current.checkRequiredChildren(locator);
-
- // Invoke end element listener.
- if (current.endElementListener != null) {
- current.endElementListener.end();
- }
-
- // Invoke end text element listener.
- if (bodyBuilder != null) {
- String body = bodyBuilder.toString();
- bodyBuilder = null;
-
- // We can assume that this listener is present.
- current.endTextElementListener.end(body);
- }
-
- // Pop element off the stack.
- this.current = current.parent;
- }
-
- depth--;
- }
- }
-}
diff --git a/sax/java/android/sax/StartElementListener.java b/sax/java/android/sax/StartElementListener.java
deleted file mode 100644
index d935fed..0000000
--- a/sax/java/android/sax/StartElementListener.java
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-import org.xml.sax.Attributes;
-
-/**
- * Listens for the beginning of elements.
- */
-public interface StartElementListener {
-
- /**
- * Invoked at the beginning of an element.
- *
- * @param attributes from the element
- */
- void start(Attributes attributes);
-}
diff --git a/sax/java/android/sax/TextElementListener.java b/sax/java/android/sax/TextElementListener.java
deleted file mode 100644
index 6f3c31d..0000000
--- a/sax/java/android/sax/TextElementListener.java
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * 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 android.sax;
-
-/**
- * Listens for the beginning and ending of text elements.
- */
-public interface TextElementListener extends StartElementListener,
- EndTextElementListener {}
diff --git a/sax/java/android/sax/package.html b/sax/java/android/sax/package.html
deleted file mode 100644
index 93747e9..0000000
--- a/sax/java/android/sax/package.html
+++ /dev/null
@@ -1,5 +0,0 @@
-<html>
-<body>
-A framework that makes it easy to write efficient and robust SAX handlers.
-</body>
-</html>