[java-support] branch master updated: JSPT-73 - Add FixedStringIdentifierGenerationStrategy

[Ian Young]

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http://git.shibboleth.net/view/?p=java-support.git;a=commit;h=4c07649fb08a03ab522077e4ff5139d0ca4d178e

The following commit(s) were added to refs/heads/master by this push:
       new  4c07649   JSPT-73 - Add FixedStringIdentifierGenerationStrategy
4c07649 is described below

commit 4c07649fb08a03ab522077e4ff5139d0ca4d178e
Author: Ian Young <ian at iay.org.uk>
AuthorDate: Sun Jul 30 14:33:36 2017 +0100

    JSPT-73 - Add FixedStringIdentifierGenerationStrategy
---
 .../FixedStringIdentifierGenerationStrategy.java   | 54 ++++++++++++++++++++++
 ...ixedStringIdentifierGenerationStrategyTest.java | 22 +++++++++
 2 files changed, 76 insertions(+)

diff --git a/src/main/java/net/shibboleth/utilities/java/support/security/FixedStringIdentifierGenerationStrategy.java b/src/main/java/net/shibboleth/utilities/java/support/security/FixedStringIdentifierGenerationStrategy.java
new file mode 100644
index 0000000..aa7a2b2
--- /dev/null
+++ b/src/main/java/net/shibboleth/utilities/java/support/security/FixedStringIdentifierGenerationStrategy.java
@@ -0,0 +1,54 @@
+/*
+ * Licensed to the University Corporation for Advanced Internet Development,
+ * Inc. (UCAID) under one or more contributor license agreements.  See the
+ * NOTICE file distributed with this work for additional information regarding
+ * copyright ownership. The UCAID 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 net.shibboleth.utilities.java.support.security;
+
+import javax.annotation.Nonnull;
+
+import net.shibboleth.utilities.java.support.logic.Constraint;
+
+/**
+ * Identifier generation strategy using a fixed identifier string.
+ *
+ * This can be used in circumstances where there is no requirement that identifiers be
+ * different from each other.
+ */
+public class FixedStringIdentifierGenerationStrategy implements IdentifierGenerationStrategy {
+
+    /** Fixed identifier to use for all invocations. */
+    private final String identifier;
+
+    /**
+     * Constructor.
+     *
+     * @param id fixed identifier to use for all invocations.
+     */
+    public FixedStringIdentifierGenerationStrategy(@Nonnull final String id) {
+        identifier = Constraint.isNotNull(id, "identifier may not be null");
+    }
+
+    @Override
+    public String generateIdentifier() {
+        return identifier;
+    }
+
+    @Override
+    public String generateIdentifier(final boolean xmlSafe) {
+        return identifier;
+    }
+
+}
diff --git a/src/test/java/net/shibboleth/utilities/java/support/security/FixedStringIdentifierGenerationStrategyTest.java b/src/test/java/net/shibboleth/utilities/java/support/security/FixedStringIdentifierGenerationStrategyTest.java
new file mode 100644
index 0000000..7e1a912
--- /dev/null
+++ b/src/test/java/net/shibboleth/utilities/java/support/security/FixedStringIdentifierGenerationStrategyTest.java
@@ -0,0 +1,22 @@
+
+package net.shibboleth.utilities.java.support.security;
+
+import org.testng.Assert;
+import org.testng.annotations.Test;
+
+public class FixedStringIdentifierGenerationStrategyTest {
+
+    @Test
+    public void generateIdentifier() {
+        final FixedStringIdentifierGenerationStrategy f = new FixedStringIdentifierGenerationStrategy("aaa");
+        Assert.assertEquals(f.generateIdentifier(), "aaa");
+        Assert.assertEquals(f.generateIdentifier(), "aaa");
+    }
+
+    @Test
+    public void generateIdentifierboolean() {
+        final FixedStringIdentifierGenerationStrategy f = new FixedStringIdentifierGenerationStrategy("bbb");
+        Assert.assertEquals(f.generateIdentifier(true), "bbb");
+        Assert.assertEquals(f.generateIdentifier(false), "bbb");
+    }
+}

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