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// ***************************************************************************************************************************
// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file *
// * distributed with this work for additional information regarding copyright ownership. The ASF licenses this file *
// * to you 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.apache.juneau.internal;
import static org.apache.juneau.internal.StringUtils.*;
import java.lang.reflect.*;
/**
* Utilities.
*/
public class HttpUtils {
/**
* Given a method name, infers the REST method name.
*
* @param m The Java method.
* @param detectMethod Whether we should auto-detect the HTTP method name from the Java method name.
* @param def The default HTTP method if not detected.
* @return The REST method name, or the default value if not found.
*/
public static String detectHttpMethod(Method m, boolean detectMethod, String def) {
String n = m.getName();
if (detectMethod) {
if (n.startsWith("do") && n.length() > 2) {
String n2 = n.substring(2).toUpperCase();
if (isOneOf(n2, "GET","PUT","POST","DELETE","OPTIONS","HEAD","CONNECT","TRACE","PATCH"))
return n2;
}
for (String t : new String[]{"get","put","post","delete","options","head","connect","trace","patch"})
if (n.startsWith(t) && (n.length() == t.length() || Character.isUpperCase(n.charAt(t.length()))))
return t.toUpperCase();
}
return def;
}
/**
* Given a Java method, infers the REST path.
*
* @param m The Java method.
* @param detectMethod Whether we should auto-detect the HTTP method name from the Java method name.
* @return The REST path or null if not detected.
*/
public static String detectHttpPath(Method m, boolean detectMethod) {
String n = m.getName();
if (detectMethod) {
if (n.startsWith("do") && n.length() > 2) {
String n2 = n.substring(2).toUpperCase();
if (isOneOf(n2, "GET","PUT","POST","DELETE","OPTIONS","HEAD","CONNECT","TRACE","PATCH"))
return "/";
}
for (String t : new String[]{"get","put","post","delete","options","head","connect","trace","patch"}) {
if (n.startsWith(t) && (n.length() == t.length() || Character.isUpperCase(n.charAt(t.length())))) {
return '/' + java.beans.Introspector.decapitalize(n.substring(t.length()));
}
}
}
return '/' + n;
}
/**
* Given a Java method, returns the arguments signature.
*
* @param m The Java method.
* @param full Whether fully-qualified names should be used for arguments.
* @return The arguments signature for the specified method.
*/
public static String getMethodArgsSignature(Method m, boolean full) {
StringBuilder sb = new StringBuilder();
Class[] pt = m.getParameterTypes();
if (pt.length == 0)
return "";
sb.append('(');
for (int i = 0; i < pt.length; i++) {
if (i > 0)
sb.append(',');
sb.append(full ? ClassUtils.getReadableClassName(pt[i]) : ClassUtils.getSimpleName(pt[i]));
}
sb.append(')');
return sb.toString();
}
}
