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Posted to commits@cayenne.apache.org by mg...@apache.org on 2013/06/20 00:29:38 UTC
svn commit: r1494788 -
/cayenne/main/trunk/framework/cayenne-jdk1.5-unpublished/src/main/java/org/apache/cayenne/util/Util.java
Author: mgentry
Date: Wed Jun 19 22:29:37 2013
New Revision: 1494788
URL: http://svn.apache.org/r1494788
Log:
Added join() method from 3.0/3.1.
Modified:
cayenne/main/trunk/framework/cayenne-jdk1.5-unpublished/src/main/java/org/apache/cayenne/util/Util.java
Modified: cayenne/main/trunk/framework/cayenne-jdk1.5-unpublished/src/main/java/org/apache/cayenne/util/Util.java
URL: http://svn.apache.org/viewvc/cayenne/main/trunk/framework/cayenne-jdk1.5-unpublished/src/main/java/org/apache/cayenne/util/Util.java?rev=1494788&r1=1494787&r2=1494788&view=diff
==============================================================================
--- cayenne/main/trunk/framework/cayenne-jdk1.5-unpublished/src/main/java/org/apache/cayenne/util/Util.java (original)
+++ cayenne/main/trunk/framework/cayenne-jdk1.5-unpublished/src/main/java/org/apache/cayenne/util/Util.java Wed Jun 19 22:29:37 2013
@@ -64,9 +64,9 @@ import org.xml.sax.XMLReader;
* Contains various unorganized static utility methods used across Cayenne.
*/
public class Util {
-
+
private static DefaultAdhocObjectFactory objectFactory;
-
+
static {
objectFactory = new DefaultAdhocObjectFactory();
}
@@ -119,6 +119,29 @@ public class Util {
}
/**
+ * @param strings The list of strings to join.
+ * @param separator The separator between the strings.
+ * @return A single string of all the input strings separated by the separator.
+ */
+ public static String join(List<String> strings, String separator) {
+ if (strings == null || strings.size() == 0)
+ return "";
+
+ if (separator == null)
+ separator = "";
+
+ StringBuilder builder = new StringBuilder();
+
+ for (String string : strings) {
+ if (builder.length() > 0)
+ builder.append(separator);
+ builder.append(string);
+ }
+
+ return builder.toString();
+ }
+
+ /**
* Replaces all backslashes "\" with forward slashes "/". Convenience method to
* convert path Strings to URI format.
*/
@@ -179,7 +202,7 @@ public class Util {
* Compares two objects similar to "Comparable.compareTo(Object)". Unlike
* Comparable.compareTo(..), this method doesn't throw an exception if any of the two
* objects is null.
- *
+ *
* @since 1.1
*/
public static <T> int nullSafeCompare(boolean nullsFirst, Comparable<T> o1, T o2) {
@@ -264,7 +287,7 @@ public class Util {
/**
* Returns an unqualified class name for the fully qualified name.
- *
+ *
* @since 3.0
*/
public static String stripPackageName(String className) {
@@ -281,7 +304,7 @@ public class Util {
/**
* Creates a mutable map out of two arrays with keys and values.
- *
+ *
* @since 1.2
*/
public static <K, V> Map<K, V> toMap(K[] keys, V[] values) {
@@ -332,7 +355,7 @@ public class Util {
/**
* Strips "\n", "\r\n", "\r" from the argument string, replacing them with a provided
* character.
- *
+ *
* @since 3.1
*/
public static String stripLineBreaks(String string, char replaceWith) {
@@ -405,7 +428,7 @@ public class Util {
/**
* Trims long strings substituting middle part with "...".
- *
+ *
* @param str String to trim.
* @param maxLength maximum allowable length. Must be at least 5, or an
* IllegalArgumentException is thrown.
@@ -470,7 +493,7 @@ public class Util {
/**
* Returns true if a Member is accessible via reflection under normal Java access
* controls.
- *
+ *
* @since 1.2
*/
public static boolean isAccessible(Member member) {
@@ -481,7 +504,7 @@ public class Util {
/**
* Creates a Java class, handling regular class names as well as single-dimensional
* arrays and primitive types.
- *
+ *
* @since 1.2
*/
public static Class<?> getJavaClass(String className) throws ClassNotFoundException {