本文整理汇总了Java中java.lang.reflect.Method类的典型用法代码示例。如果您正苦于以下问题:Java Method类的具体用法?Java Method怎么用?Java Method使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Method类属于java.lang.reflect包,在下文中一共展示了Method类的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: speedUpDtmManager
import java.lang.reflect.Method; //导入依赖的package包/类
/**
* Used to optimize performance by avoiding expensive file access every time
* a DTMManager is constructed as a result of constructing a Xalan xpath
* context!
*/
private static void speedUpDtmManager() throws Exception {
// https://github.com/aws/aws-sdk-java/issues/238
// http://stackoverflow.com/questions/6340802/java-xpath-apache-jaxp-implementation-performance
// CHECKSTYLE:OFF - We need to load system properties from third-party libraries.
if (System.getProperty(DTM_MANAGER_DEFAULT_PROP_NAME) == null) {
// CHECKSTYLE:ON
Class<?> xPathContextClass = Class.forName(XPATH_CONTEXT_CLASS_NAME);
Method getDtmManager = xPathContextClass.getMethod("getDTMManager");
Object xPathContext = xPathContextClass.newInstance();
Object dtmManager = getDtmManager.invoke(xPathContext);
if (DTM_MANAGER_IMPL_CLASS_NAME.equals(dtmManager.getClass().getName())) {
// This would avoid the file system to be accessed every time
// the internal XPathContext is instantiated.
System.setProperty(DTM_MANAGER_DEFAULT_PROP_NAME,
DTM_MANAGER_IMPL_CLASS_NAME);
}
}
}
示例2: newProxy
import java.lang.reflect.Method; //导入依赖的package包/类
private static <I> I newProxy(final Class<I> interfaceType) {
Object o = new Object();
Method getOriginal;
try {
getOriginal = ProxyContainer.class.getMethod("getOriginal");
} catch (NoSuchMethodException | SecurityException e) {
throw new AssertionError(e);
}
I proxyInstance = newProxy(interfaceType, new Class<?>[] { ProxyContainer.class }, (proxy, method, args) -> {
if (getOriginal.equals(method)) {
return o;
}
for (int i = 0; i < args.length; i++) {
if (args[i] instanceof ProxyContainer) {
args[i] = ((ProxyContainer) args[i]).getOriginal();
}
}
return method.invoke(o, args);
});
return proxyInstance;
}
示例3: getTreeItemForMethod
import java.lang.reflect.Method; //导入依赖的package包/类
private AssertionTreeItem getTreeItemForMethod(Object object, Method method) {
boolean accessible = method.isAccessible();
try {
method.setAccessible(true);
Object value = method.invoke(object, new Object[] {});
if (value != null) {
if (value.getClass().isArray())
value = RFXComponent.unboxPremitiveArray(value);
return new AssertionTreeItem(value, getPropertyName(method.getName()));
}
} catch (Throwable t) {
} finally {
method.setAccessible(accessible);
}
return null;
}
示例4: testStaticInvoke1
import java.lang.reflect.Method; //导入依赖的package包/类
@Test
public void testStaticInvoke1() throws Throwable {
Method method = CountClass.class.getMethod("count");
int x1, x2, x3;
method.invoke(count);
x1 = invoke(method, null);
x2 = invoke(method, null);
x3 = invoke(method, null);
Assert.assertEquals(x1, x2);
Assert.assertEquals(x1, x3);
method = CountClass.class.getMethod("count", int.class);
int X1, X2, X3, X4;
X1 = invoke(method, new Object[]{1000});
X2 = invoke(method, new Object[]{2000});
X3 = invoke(method, new Object[]{1000});
X4 = invoke(method, new Object[]{2000});
Assert.assertEquals(X1, X3);
Assert.assertEquals(X2, X4);
}
示例5: verifyPureArguments
import java.lang.reflect.Method; //导入依赖的package包/类
private static WebException verifyPureArguments(
final Validator verifier,
final Depot depot,
final Object[] args) {
final Event event = depot.getEvent();
final Object proxy = event.getProxy();
final Method method = event.getAction();
WebException error = null;
try {
if (Virtual.is(proxy)) {
// TODO: Wait for proxy generation
// Validation for dynamic proxy
// final Object delegate = Instance.getProxy(method);
// verifier.verifyMethod(delegate, method, args);
} else {
// Validation for proxy
verifier.verifyMethod(proxy, method, args);
}
} catch (final WebException ex) {
// Basic validation failure
error = ex;
}
return error;
}
示例6: onLoadingFinish
import java.lang.reflect.Method; //导入依赖的package包/类
@Override
public AnimatorUpdateListener onLoadingFinish(int footerHeight, Interpolator interpolator, int duration) {
if (mScrollableView != null) {
if (mScrollableView instanceof RecyclerView) ((RecyclerView) mScrollableView).smoothScrollBy(0, footerHeight, interpolator);
else if (mScrollableView instanceof ScrollView) ((ScrollView) mScrollableView).smoothScrollBy(0, footerHeight);
else if (mScrollableView instanceof AbsListView) ((AbsListView) mScrollableView).smoothScrollBy(footerHeight, duration);
else {
try {
Method method = mScrollableView.getClass().getDeclaredMethod("smoothScrollBy", Integer.class, Integer.class);
method.invoke(mScrollableView, 0, footerHeight);
} catch (Exception e) {
int scrollX = mScrollableView.getScrollX();
int scrollY = mScrollableView.getScrollY();
return animation -> mScrollableView.scrollTo(scrollX, scrollY + (int) animation.getAnimatedValue());
}
}
return null;
}
return null;
}
示例7: invokeMethod
import java.lang.reflect.Method; //导入依赖的package包/类
public static Object invokeMethod(Method method, Object methodReceiver, Object... methodParamValues) throws
InvocationTargetException, IllegalAccessException {
if (method != null) {
boolean acc = method.isAccessible();
if (!acc) {
method.setAccessible(true);
}
Object ret = method.invoke(methodReceiver, methodParamValues);
if (!acc) {
method.setAccessible(false);
}
return ret;
}
return null;
}
示例8: beforeInvoke
import java.lang.reflect.Method; //导入依赖的package包/类
@Override
protected boolean beforeInvoke(Object receiver, Method method, Object[] args) throws Throwable {
//2.3,15,16,17,18,19,21
/* public void grantUriPermissionFromOwner(IBinder owner, int fromUid, String targetPkg,
Uri uri, int mode) throws RemoteException;*/
//这个函数是用来给某个包授予访问某个URI的权限。
//插件调用这个函数会传插件自己的包名,而此插件并未被安装。就这样调用原来函数传给系统,是会出问题的。所以改成宿主程序的包名。
final int index = 2;
if (args != null && args.length > index) {
if (args[index] != null && args[index] instanceof String) {
String targetPkg = (String) args[index];
if (isPackagePlugin(targetPkg)) {
args[index] = mHostContext.getPackageName();
}
}
}
return super.beforeInvoke(receiver, method, args);
}
示例9: executeMethod
import java.lang.reflect.Method; //导入依赖的package包/类
/**
* Executes the method of the specified <code>ApplicationContext</code>
* @param method The method object to be invoked.
* @param context The AppliationContext object on which the method
* will be invoked
* @param params The arguments passed to the called method.
*/
private Object executeMethod(final Method method,
final ApplicationContext context,
final Object[] params)
throws PrivilegedActionException,
IllegalAccessException,
InvocationTargetException {
if (SecurityUtil.isPackageProtectionEnabled()){
return AccessController.doPrivileged(new PrivilegedExceptionAction<Object>(){
@Override
public Object run() throws IllegalAccessException, InvocationTargetException{
return method.invoke(context, params);
}
});
} else {
return method.invoke(context, params);
}
}
开发者ID:sunmingshuai,项目名称:apache-tomcat-7.0.73-with-comment,代码行数:26,代码来源:ApplicationContextFacade.java
示例10: getItem
import java.lang.reflect.Method; //导入依赖的package包/类
public Object getItem() {
Object newValue = editor.getText();
if (oldValue != null && !(oldValue instanceof String)) {
// The original value is not a string. Should return the value in it's
// original type.
if (newValue.equals(oldValue.toString())) {
return oldValue;
} else {
// Must take the value from the editor and get the value and cast it to the new type.
Class<?> cls = oldValue.getClass();
try {
Method method = MethodUtil.getMethod(cls, "valueOf", new Class[]{String.class});
newValue = MethodUtil.invoke(method, oldValue, new Object[] { editor.getText()});
} catch (Exception ex) {
// Fail silently and return the newValue (a String object)
}
}
}
return newValue;
}
示例11: registerSimpleCommands
import java.lang.reflect.Method; //导入依赖的package包/类
@Override
public void registerSimpleCommands(Object object) {
for (Method method : object.getClass().getDeclaredMethods()) {
cn.nukkit.command.simple.Command def = method.getAnnotation(cn.nukkit.command.simple.Command.class);
if (def != null) {
SimpleCommand sc = new SimpleCommand(object, method, def.name(), def.description(), def.usageMessage(), def.aliases());
Arguments args = method.getAnnotation(Arguments.class);
if (args != null) {
sc.setMaxArgs(args.max());
sc.setMinArgs(args.min());
}
CommandPermission perm = method.getAnnotation(CommandPermission.class);
if (perm != null) {
sc.setPermission(perm.value());
}
if (method.isAnnotationPresent(ForbidConsole.class)) {
sc.setForbidConsole(true);
}
this.register(def.name(), sc);
}
}
}
示例12: maybeGetMethod
import java.lang.reflect.Method; //导入依赖的package包/类
private static Method maybeGetMethod(Class<?> clazz, String name, Class<?>... argClasses)
{
try
{
return clazz.getMethod(name, argClasses);
}
catch (NoSuchMethodException nsme)
{
// OK
return null;
}
catch (RuntimeException re)
{
Log.w(TAG, "Unexpected error while finding method " + name, re);
return null;
}
}
示例13: getIDmethod
import java.lang.reflect.Method; //导入依赖的package包/类
@SuppressWarnings("unchecked")
public static Method getIDmethod(Class<? extends BaseDomain> clazz) {
if (clazz.getAnnotation(IdClass.class) != null) {
try {
return clazz.getDeclaredMethod("getDomainID");
} catch (NoSuchMethodException e) {
throw new RuntimeException("含有"+IdClass.class.getName()+
"的domain必须实现"+UnionKeyDomain.class.getName()+"接口!!!",e);
}
}
Method[] methods = clazz.getDeclaredMethods();
for (Method m:methods) {
Annotation aa = m.getAnnotation(Id.class);
if (aa == null) {
continue;
}
return m;
}
if (clazz == BaseDomain.class) {
return null;
}
return getIDmethod((Class<? extends BaseDomain>)clazz.getSuperclass());
}
示例14: invoke
import java.lang.reflect.Method; //导入依赖的package包/类
@Override
public Object invoke(Object o, Method method, Object[] objects) throws Throwable {
Sql sql = this.sql;
if (method.getDeclaringClass() == SqlStreamHolder.class) {
return sql;
}
TransactionStatus transactionStatus = null;
try {
transactionStatus = TransactionAspectSupport.currentTransactionStatus();
} catch (NoTransactionException e) {
if (FAIL_WITHOUT_TRANSACTION) {
throw e;
}
}
if (transactionStatus instanceof SqlStreamTransactionStatus) {
sql = ((SqlStreamTransactionStatus) transactionStatus).transaction;
}
return method.invoke(sql, objects);
}
示例15: invoke
import java.lang.reflect.Method; //导入依赖的package包/类
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
if (method.getName().equals("getStatement")) {
return this.st;
} else {
try {
return method.invoke(this.delegate, args);
} catch (Throwable t) {
if (t instanceof InvocationTargetException
&& t.getCause() != null) {
throw t.getCause();
} else {
throw t;
}
}
}
}
开发者ID:sunmingshuai,项目名称:apache-tomcat-7.0.73-with-comment,代码行数:18,代码来源:StatementDecoratorInterceptor.java