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Posted to dev@tomcat.apache.org by kk...@apache.org on 2011/11/12 11:09:00 UTC
svn commit: r1201237 - in /tomcat/trunk:
java/org/apache/tomcat/util/IntrospectionUtils.java
test/org/apache/catalina/tribes/demos/IntrospectionUtils.java
Author: kkolinko
Date: Sat Nov 12 10:09:00 2011
New Revision: 1201237
URL: http://svn.apache.org/viewvc?rev=1201237&view=rev
Log:
Remove unused code from "tribes/demos" copy of IntrospectionUtils
This can be backported
Modified:
tomcat/trunk/java/org/apache/tomcat/util/IntrospectionUtils.java
tomcat/trunk/test/org/apache/catalina/tribes/demos/IntrospectionUtils.java
Modified: tomcat/trunk/java/org/apache/tomcat/util/IntrospectionUtils.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/tomcat/util/IntrospectionUtils.java?rev=1201237&r1=1201236&r2=1201237&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/tomcat/util/IntrospectionUtils.java (original)
+++ tomcat/trunk/java/org/apache/tomcat/util/IntrospectionUtils.java Sat Nov 12 10:09:00 2011
@@ -30,8 +30,6 @@ import java.util.Hashtable;
import java.util.StringTokenizer;
import java.util.Vector;
-// Depends: JDK1.1
-
/**
* Utils for introspection and reflection
*/
Modified: tomcat/trunk/test/org/apache/catalina/tribes/demos/IntrospectionUtils.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/test/org/apache/catalina/tribes/demos/IntrospectionUtils.java?rev=1201237&r1=1201236&r2=1201237&view=diff
==============================================================================
--- tomcat/trunk/test/org/apache/catalina/tribes/demos/IntrospectionUtils.java (original)
+++ tomcat/trunk/test/org/apache/catalina/tribes/demos/IntrospectionUtils.java Sat Nov 12 10:09:00 2011
@@ -17,20 +17,11 @@
package org.apache.catalina.tribes.demos;
-import java.io.File;
-import java.io.FilenameFilter;
-import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.InetAddress;
-import java.net.MalformedURLException;
-import java.net.URL;
import java.net.UnknownHostException;
import java.util.Hashtable;
-import java.util.StringTokenizer;
-import java.util.Vector;
-
-// Depends: JDK1.1
/**
* Utils for introspection and reflection
@@ -42,240 +33,6 @@ public final class IntrospectionUtils {
org.apache.juli.logging.LogFactory.getLog( IntrospectionUtils.class );
/**
- * Call execute() - any ant-like task should work
- * @deprecated Not used
- */
- @Deprecated
- public static void execute(Object proxy, String method) throws Exception {
- Method executeM = null;
- Class<?> c = proxy.getClass();
- Class<?> params[] = new Class[0];
- // params[0]=args.getClass();
- executeM = findMethod(c, method, params);
- if (executeM == null) {
- throw new RuntimeException("No execute in " + proxy.getClass());
- }
- executeM.invoke(proxy, (Object[]) null);//new Object[] { args });
- }
-
- /**
- * Call void setAttribute( String ,Object )
- * @deprecated Not used
- */
- @Deprecated
- public static void setAttribute(Object proxy, String n, Object v)
- throws Exception {
- if (proxy instanceof AttributeHolder) {
- ((AttributeHolder) proxy).setAttribute(n, v);
- return;
- }
-
- Method executeM = null;
- Class<?> c = proxy.getClass();
- Class<?> params[] = new Class[2];
- params[0] = String.class;
- params[1] = Object.class;
- executeM = findMethod(c, "setAttribute", params);
- if (executeM == null) {
- if (log.isDebugEnabled())
- log.debug("No setAttribute in " + proxy.getClass());
- return;
- }
- if (log.isDebugEnabled())
- log.debug("Setting " + n + "=" + v + " in " + proxy);
- executeM.invoke(proxy, new Object[] { n, v });
- return;
- }
-
- /**
- * Call void getAttribute( String )
- * @deprecated Not used
- */
- @Deprecated
- public static Object getAttribute(Object proxy, String n) throws Exception {
- Method executeM = null;
- Class<?> c = proxy.getClass();
- Class<?> params[] = new Class[1];
- params[0] = String.class;
- executeM = findMethod(c, "getAttribute", params);
- if (executeM == null) {
- if (log.isDebugEnabled())
- log.debug("No getAttribute in " + proxy.getClass());
- return null;
- }
- return executeM.invoke(proxy, new Object[] { n });
- }
-
- /**
- * Construct a URLClassLoader. Will compile and work in JDK1.1 too.
- * @deprecated Not used
- */
- @Deprecated
- public static ClassLoader getURLClassLoader(URL urls[], ClassLoader parent) {
- try {
- Class<?> urlCL = Class.forName("java.net.URLClassLoader");
- Class<?> paramT[] = new Class[2];
- paramT[0] = urls.getClass();
- paramT[1] = ClassLoader.class;
- Method m = findMethod(urlCL, "newInstance", paramT);
- if (m == null)
- return null;
-
- ClassLoader cl = (ClassLoader) m.invoke(urlCL, new Object[] { urls,
- parent });
- return cl;
- } catch (ClassNotFoundException ex) {
- // jdk1.1
- return null;
- } catch (Exception ex) {
- ex.printStackTrace();
- return null;
- }
- }
-
- /**
- * @deprecated Not used
- */
- @Deprecated
- public static String guessInstall(String installSysProp,
- String homeSysProp, String jarName) {
- return guessInstall(installSysProp, homeSysProp, jarName, null);
- }
-
- /**
- * Guess a product install/home by analyzing the class path. It works for
- * product using the pattern: lib/executable.jar or if executable.jar is
- * included in classpath by a shell script. ( java -jar also works )
- *
- * Insures both "install" and "home" System properties are set. If either or
- * both System properties are unset, "install" and "home" will be set to the
- * same value. This value will be the other System property that is set, or
- * the guessed value if neither is set.
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static String guessInstall(String installSysProp,
- String homeSysProp, String jarName, String classFile) {
- String install = null;
- String home = null;
-
- if (installSysProp != null)
- install = System.getProperty(installSysProp);
-
- if (homeSysProp != null)
- home = System.getProperty(homeSysProp);
-
- if (install != null) {
- if (home == null)
- System.getProperties().put(homeSysProp, install);
- return install;
- }
-
- // Find the directory where jarName.jar is located
-
- String cpath = System.getProperty("java.class.path");
- String pathSep = System.getProperty("path.separator");
- StringTokenizer st = new StringTokenizer(cpath, pathSep);
- while (st.hasMoreTokens()) {
- String path = st.nextToken();
- // log( "path " + path );
- if (path.endsWith(jarName)) {
- home = path.substring(0, path.length() - jarName.length());
- try {
- if ("".equals(home)) {
- home = new File("./").getCanonicalPath();
- } else if (home.endsWith(File.separator)) {
- home = home.substring(0, home.length() - 1);
- }
- File f = new File(home);
- String parentDir = f.getParent();
- if (parentDir == null)
- parentDir = home; // unix style
- File f1 = new File(parentDir);
- install = f1.getCanonicalPath();
- if (installSysProp != null)
- System.getProperties().put(installSysProp, install);
- if (home == null && homeSysProp != null)
- System.getProperties().put(homeSysProp, install);
- return install;
- } catch (Exception ex) {
- ex.printStackTrace();
- }
- } else {
- String fname = path + (path.endsWith("/") ? "" : "/")
- + classFile;
- if (new File(fname).exists()) {
- try {
- File f = new File(path);
- String parentDir = f.getParent();
- if (parentDir == null)
- parentDir = path; // unix style
- File f1 = new File(parentDir);
- install = f1.getCanonicalPath();
- if (installSysProp != null)
- System.getProperties().put(installSysProp, install);
- if (home == null && homeSysProp != null)
- System.getProperties().put(homeSysProp, install);
- return install;
- } catch (Exception ex) {
- ex.printStackTrace();
- }
- }
- }
- }
-
- // if install directory can't be found, use home as the default
- if (home != null) {
- System.getProperties().put(installSysProp, home);
- return home;
- }
-
- return null;
- }
-
- /**
- * Debug method, display the classpath
- * @deprecated Not used
- */
- @Deprecated
- public static void displayClassPath(String msg, URL[] cp) {
- if (log.isDebugEnabled()) {
- log.debug(msg);
- for (int i = 0; i < cp.length; i++) {
- log.debug(cp[i].getFile());
- }
- }
- }
-
- /**
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static final String PATH_SEPARATOR =
- System.getProperty("path.separator");
-
- /**
- * Adds classpath entries from a vector of URL's to the "tc_path_add" System
- * property. This System property lists the classpath entries common to web
- * applications. This System property is currently used by Jasper when its
- * JSP servlet compiles the Java file for a JSP.
- * @deprecated Not used
- */
- @Deprecated
- public static String classPathAdd(URL urls[], String cp) {
- if (urls == null)
- return cp;
-
- for (int i = 0; i < urls.length; i++) {
- if (cp != null)
- cp += PATH_SEPARATOR + urls[i].getFile();
- else
- cp = urls[i].getFile();
- }
- return cp;
- }
-
- /**
* Find a method with the right name If found, call the method ( if param is
* int or boolean we'll convert value to the right type before) - that means
* you can have setDebug(1).
@@ -415,137 +172,6 @@ public final class IntrospectionUtils {
}
/**
- * @deprecated Not used
- */
- @Deprecated
- public static Object getProperty(Object o, String name) {
- String getter = "get" + capitalize(name);
- String isGetter = "is" + capitalize(name);
-
- try {
- Method methods[] = findMethods(o.getClass());
- Method getPropertyMethod = null;
-
- // First, the ideal case - a getFoo() method
- for (int i = 0; i < methods.length; i++) {
- Class<?> paramT[] = methods[i].getParameterTypes();
- if (getter.equals(methods[i].getName()) && paramT.length == 0) {
- return methods[i].invoke(o, (Object[]) null);
- }
- if (isGetter.equals(methods[i].getName()) && paramT.length == 0) {
- return methods[i].invoke(o, (Object[]) null);
- }
-
- if ("getProperty".equals(methods[i].getName())) {
- getPropertyMethod = methods[i];
- }
- }
-
- // Ok, no setXXX found, try a getProperty("name")
- if (getPropertyMethod != null) {
- Object params[] = new Object[1];
- params[0] = name;
- return getPropertyMethod.invoke(o, params);
- }
-
- } catch (IllegalArgumentException ex2) {
- log.warn("IAE " + o + " " + name, ex2);
- } catch (SecurityException ex1) {
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: SecurityException for " +
- o.getClass() + " " + name + ")", ex1);
- } catch (IllegalAccessException iae) {
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: IllegalAccessException for " +
- o.getClass() + " " + name + ")", iae);
- } catch (InvocationTargetException ie) {
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: InvocationTargetException for " +
- o.getClass() + " " + name + ")");
- }
- return null;
- }
-
- /**
- * @deprecated Not used
- */
- @Deprecated
- public static void setProperty(Object o, String name) {
- String setter = "set" + capitalize(name);
- try {
- Method methods[] = findMethods(o.getClass());
- // find setFoo() method
- for (int i = 0; i < methods.length; i++) {
- Class<?> paramT[] = methods[i].getParameterTypes();
- if (setter.equals(methods[i].getName()) && paramT.length == 0) {
- methods[i].invoke(o, new Object[] {});
- return;
- }
- }
- } catch (Exception ex1) {
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: Exception for " +
- o.getClass() + " " + name, ex1);
- }
- }
-
- /**
- * Replace ${NAME} with the property value
- * @deprecated Not used
- */
- @Deprecated
- public static String replaceProperties(String value,
- Hashtable<Object,Object> staticProp, PropertySource dynamicProp[]) {
- if (value.indexOf("$") < 0) {
- return value;
- }
- StringBuilder sb = new StringBuilder();
- int prev = 0;
- // assert value!=nil
- int pos;
- while ((pos = value.indexOf("$", prev)) >= 0) {
- if (pos > 0) {
- sb.append(value.substring(prev, pos));
- }
- if (pos == (value.length() - 1)) {
- sb.append('$');
- prev = pos + 1;
- } else if (value.charAt(pos + 1) != '{') {
- sb.append('$');
- prev = pos + 1; // XXX
- } else {
- int endName = value.indexOf('}', pos);
- if (endName < 0) {
- sb.append(value.substring(pos));
- prev = value.length();
- continue;
- }
- String n = value.substring(pos + 2, endName);
- String v = null;
- if (staticProp != null) {
- v = (String) staticProp.get(n);
- }
- if (v == null && dynamicProp != null) {
- for (int i = 0; i < dynamicProp.length; i++) {
- v = dynamicProp[i].getProperty(n);
- if (v != null) {
- break;
- }
- }
- }
- if (v == null)
- v = "${" + n + "}";
-
- sb.append(v);
- prev = endName + 1;
- }
- }
- if (prev < value.length())
- sb.append(value.substring(prev));
- return sb.toString();
- }
-
- /**
* Reverse of Introspector.decapitalize
*/
public static String capitalize(String name) {
@@ -557,195 +183,6 @@ public final class IntrospectionUtils {
return new String(chars);
}
- /**
- * @deprecated Not used
- */
- @Deprecated
- public static String unCapitalize(String name) {
- if (name == null || name.length() == 0) {
- return name;
- }
- char chars[] = name.toCharArray();
- chars[0] = Character.toLowerCase(chars[0]);
- return new String(chars);
- }
-
- // -------------------- Class path tools --------------------
-
- /**
- * Add all the jar files in a dir to the classpath, represented as a Vector
- * of URLs.
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static void addToClassPath(Vector<URL> cpV, String dir) {
- try {
- String cpComp[] = getFilesByExt(dir, ".jar");
- if (cpComp != null) {
- int jarCount = cpComp.length;
- for (int i = 0; i < jarCount; i++) {
- URL url = getURL(dir, cpComp[i]);
- if (url != null)
- cpV.addElement(url);
- }
- }
- } catch (Exception ex) {
- ex.printStackTrace();
- }
- }
-
- /**
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static void addToolsJar(Vector<URL> v) {
- try {
- // Add tools.jar in any case
- File f = new File(System.getProperty("java.home")
- + "/../lib/tools.jar");
-
- if (!f.exists()) {
- // On some systems java.home gets set to the root of jdk.
- // That's a bug, but we can work around and be nice.
- f = new File(System.getProperty("java.home") + "/lib/tools.jar");
- if (f.exists()) {
- if (log.isDebugEnabled())
- log.debug("Detected strange java.home value "
- + System.getProperty("java.home")
- + ", it should point to jre");
- }
- }
- URL url = new URL("file", "", f.getAbsolutePath());
-
- v.addElement(url);
- } catch (MalformedURLException ex) {
- ex.printStackTrace();
- }
- }
-
- /**
- * Return all files with a given extension in a dir
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static String[] getFilesByExt(String ld, String ext) {
- File dir = new File(ld);
- String[] names = null;
- final String lext = ext;
- if (dir.isDirectory()) {
- names = dir.list(new FilenameFilter() {
- @Override
- public boolean accept(File d, String name) {
- if (name.endsWith(lext)) {
- return true;
- }
- return false;
- }
- });
- }
- return names;
- }
-
- /**
- * Construct a file url from a file, using a base dir
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static URL getURL(String base, String file) {
- try {
- File baseF = new File(base);
- File f = new File(baseF, file);
- String path = f.getCanonicalPath();
- if (f.isDirectory()) {
- path += "/";
- }
- if (!f.exists())
- return null;
- return new URL("file", "", path);
- } catch (Exception ex) {
- ex.printStackTrace();
- return null;
- }
- }
-
- /**
- * Add elements from the classpath <i>cp </i> to a Vector <i>jars </i> as
- * file URLs (We use Vector for JDK 1.1 compat).
- * <p>
- *
- * @param jars The jar list
- * @param cp a String classpath of directory or jar file elements
- * separated by path.separator delimiters.
- * @throws IOException If an I/O error occurs
- * @throws MalformedURLException Doh ;)
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static void addJarsFromClassPath(Vector<URL> jars, String cp)
- throws IOException, MalformedURLException {
- String sep = System.getProperty("path.separator");
- StringTokenizer st;
- if (cp != null) {
- st = new StringTokenizer(cp, sep);
- while (st.hasMoreTokens()) {
- File f = new File(st.nextToken());
- String path = f.getCanonicalPath();
- if (f.isDirectory()) {
- path += "/";
- }
- URL url = new URL("file", "", path);
- if (!jars.contains(url)) {
- jars.addElement(url);
- }
- }
- }
- }
-
- /**
- * Return a URL[] that can be used to construct a class loader
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static URL[] getClassPath(Vector<URL> v) {
- URL[] urls = new URL[v.size()];
- for (int i = 0; i < v.size(); i++) {
- urls[i] = v.elementAt(i);
- }
- return urls;
- }
-
- /**
- * Construct a URL classpath from files in a directory, a cpath property,
- * and tools.jar.
- * @deprecated Not used
- */
- @Deprecated
- public static URL[] getClassPath(String dir, String cpath,
- String cpathProp, boolean addTools) throws IOException,
- MalformedURLException {
- Vector<URL> jarsV = new Vector<URL>();
- if (dir != null) {
- // Add dir/classes first, if it exists
- URL url = getURL(dir, "classes");
- if (url != null)
- jarsV.addElement(url);
- addToClassPath(jarsV, dir);
- }
-
- if (cpath != null)
- addJarsFromClassPath(jarsV, cpath);
-
- if (cpathProp != null) {
- String cpath1 = System.getProperty(cpathProp);
- addJarsFromClassPath(jarsV, cpath1);
- }
-
- if (addTools)
- addToolsJar(jarsV);
-
- return getClassPath(jarsV);
- }
-
// -------------------- other utils --------------------
/**
* @deprecated Not used, but code must be updated to call it
@@ -768,202 +205,4 @@ public final class IntrospectionUtils {
return methods;
}
- @SuppressWarnings("null")
- public static Method findMethod(Class<?> c, String name,
- Class<?> params[]) {
- Method methods[] = findMethods(c);
- if (methods == null)
- return null;
- for (int i = 0; i < methods.length; i++) {
- if (methods[i].getName().equals(name)) {
- Class<?> methodParams[] = methods[i].getParameterTypes();
- if (methodParams == null)
- if (params == null || params.length == 0)
- return methods[i];
- if (params == null)
- if (methodParams == null || methodParams.length == 0)
- return methods[i];
- if (params.length != methodParams.length)
- continue;
- boolean found = true;
- for (int j = 0; j < params.length; j++) {
- if (params[j] != methodParams[j]) {
- found = false;
- break;
- }
- }
- if (found)
- return methods[i];
- }
- }
- return null;
- }
-
- /** Test if the object implements a particular
- * method
- * @deprecated Not used
- */
- @Deprecated
- public static boolean hasHook(Object obj, String methodN) {
- try {
- Method myMethods[] = findMethods(obj.getClass());
- for (int i = 0; i < myMethods.length; i++) {
- if (methodN.equals(myMethods[i].getName())) {
- // check if it's overriden
- Class<?> declaring = myMethods[i].getDeclaringClass();
- Class<?> parentOfDeclaring = declaring.getSuperclass();
- // this works only if the base class doesn't extend
- // another class.
-
- // if the method is declared in a top level class
- // like BaseInterceptor parent is Object, otherwise
- // parent is BaseInterceptor or an intermediate class
- if (!"java.lang.Object".equals(parentOfDeclaring.getName())) {
- return true;
- }
- }
- }
- } catch (Exception ex) {
- ex.printStackTrace();
- }
- return false;
- }
-
- /**
- * @deprecated Not used
- */
- @Deprecated
- public static void callMain(Class<?> c, String args[]) throws Exception {
- Class<?> p[] = new Class[1];
- p[0] = args.getClass();
- Method m = c.getMethod("main", p);
- m.invoke(c, new Object[] { args });
- }
-
- /**
- * @deprecated Not used
- */
- @Deprecated
- public static Object callMethod0(Object target, String methodN)
- throws Exception {
- if (target == null) {
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: Assert: Illegal params " +
- target);
- return null;
- }
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: callMethod0 " +
- target.getClass().getName() + "." + methodN);
-
- Class<?> params[] = new Class[0];
- Method m = findMethod(target.getClass(), methodN, params);
- if (m == null)
- throw new NoSuchMethodException(target.getClass().getName() + " "
- + methodN);
- return m.invoke(target, emptyArray);
- }
-
- /**
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- private static final Object[] emptyArray = new Object[] {};
-
- /**
- * @deprecated Not used
- */
- @Deprecated
- public static Object callMethodN(Object target, String methodN,
- Object params[], Class<?> typeParams[]) throws Exception {
- Method m = null;
- m = findMethod(target.getClass(), methodN, typeParams);
- if (m == null) {
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: Can't find method " + methodN +
- " in " + target + " CLASS " + target.getClass());
- return null;
- }
- Object o = m.invoke(target, params);
-
- if (log.isDebugEnabled()) {
- // debug
- StringBuilder sb = new StringBuilder();
- sb.append("" + target.getClass().getName() + "." + methodN + "( ");
- for (int i = 0; i < params.length; i++) {
- if (i > 0)
- sb.append(", ");
- sb.append(params[i]);
- }
- sb.append(")");
- log.debug("IntrospectionUtils:" + sb.toString());
- }
- return o;
- }
-
- /**
- * @deprecated Not used
- */
- @Deprecated
- public static Object convert(String object, Class<?> paramType) {
- Object result = null;
- if ("java.lang.String".equals(paramType.getName())) {
- result = object;
- } else if ("java.lang.Integer".equals(paramType.getName())
- || "int".equals(paramType.getName())) {
- try {
- result = new Integer(object);
- } catch (NumberFormatException ex) {
- }
- // Try a setFoo ( boolean )
- } else if ("java.lang.Boolean".equals(paramType.getName())
- || "boolean".equals(paramType.getName())) {
- result = Boolean.valueOf(object);
-
- // Try a setFoo ( InetAddress )
- } else if ("java.net.InetAddress".equals(paramType
- .getName())) {
- try {
- result = InetAddress.getByName(object);
- } catch (UnknownHostException exc) {
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: Unable to resolve host name:" +
- object);
- }
-
- // Unknown type
- } else {
- if (log.isDebugEnabled())
- log.debug("IntrospectionUtils: Unknown type " +
- paramType.getName());
- }
- if (result == null) {
- throw new IllegalArgumentException("Can't convert argument: " + object);
- }
- return result;
- }
-
- // -------------------- Get property --------------------
- // This provides a layer of abstraction
-
- /**
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static interface PropertySource {
-
- public String getProperty(String key);
-
- }
-
- /**
- * @deprecated Used only by deprecated method
- */
- @Deprecated
- public static interface AttributeHolder {
-
- public void setAttribute(String key, Object o);
-
- }
-
}
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