Bug 517808: [9][compiler] Implement lookup (module, package, type) based

on the 2017-05-25 version of JLS

Change-Id: I705cd408bfe04b0ff9c8a7085a4112c15650f890

1 files changed, 33 insertions, 1 deletions

diff --git a/org.eclipse.jdt.core/compiler/org/eclipse/jdt/core/compiler/CharOperation.java b/org.eclipse.jdt.core/compiler/org/eclipse/jdt/core/compiler/CharOperation.java
index 7cffb92d52..a63dadab63 100644
--- a/org.eclipse.jdt.core/compiler/org/eclipse/jdt/core/compiler/CharOperation.java
+++ b/org.eclipse.jdt.core/compiler/org/eclipse/jdt/core/compiler/CharOperation.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2016 IBM Corporation and others.
+ * Copyright (c) 2000, 2017 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -18,6 +18,7 @@
 package org.eclipse.jdt.core.compiler;
 
 import java.util.Arrays;
+import java.util.List;
 
 import org.eclipse.jdt.internal.compiler.parser.ScannerHelper;
 
@@ -833,6 +834,22 @@ public static String charToString(char[] charArray) {
 }
 
 /**
+ * Converts the given list of strings to an array of equal size,
+ * containing the individual strings converted to char[] each.
+ * 
+ * @param stringList
+ * @return an array of char[], representing the elements in the input list, or {@code null} if the list was {@code null}.
+ * @since 3.13 BETA_JAVA9
+ */
+public static char[][] toCharArrays(List<String> stringList) {
+	if (stringList == null)
+		return null;
+	char[][] result = new char[stringList.size()][];
+	for (int i = 0; i < result.length; i++)
+		result[i] = stringList.get(i).toCharArray();
+	return result;
+}
+/**
  * Answers a new array adding the second array at the end of first array.
  * It answers null if the first and second are null.
  * If the first array is null, then a new array char[][] is created with second.
@@ -1868,6 +1885,21 @@ public static final boolean contains(char[] characters, char[] array) {
 }
 
 /**
+ * Does the given array contain a char sequence that is equal to the give sequence?
+ * @param array
+ * @param sequence
+ * @return true if sequence is equal to an element in array
+ * @since 3.13 BETA_JAVA9
+ */
+public static boolean containsEqual(char[][] array, char[] sequence) {
+	for (int i = 0; i < array.length; i++) {
+		if (equals(array[i], sequence))
+			return true;
+	}
+	return false;
+}
+
+/**
  * Answers a deep copy of the toCopy array.
  *
  * @param toCopy the array to copy