Add mandate enumeration.

byte-buddy-dep/src/main/java/net/bytebuddy/description/modifier/Mandate.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright 2014 - 2020 Rafael Winterhalter
+ *
+ * Licensed 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.bytebuddy.description.modifier;
+
+import org.objectweb.asm.Opcodes;
+
+/**
+ * Indicates if a member is mandated.
+ */
+public enum Mandate implements ModifierContributor.ForField, ModifierContributor.ForMethod, ModifierContributor.ForParameter {
+
+ /**
+ * Modifier for a non-mandated member. (The default modifier.)
+ */
+ PLAIN(EMPTY_MASK),
+
+ /**
+ * Modifier for a mandated member.
+ */
+ MANDATED(Opcodes.ACC_MANDATED);
+
+ /**
+ * The modifier mask for this mandate.
+ */
+ private final int mask;
+
+ /**
+ * Creates a new mandate state.
+ *
+ * @param mask The modifier mask for this mandate.
+ */
+ Mandate(int mask) {
+ this.mask = mask;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public int getMask() {
+ return mask;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public int getRange() {
+ return Opcodes.ACC_MANDATED;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public boolean isDefault() {
+ return this == PLAIN;
+ }
+
+ /**
+ * Returns {@code true} if this state is mandated.
+ *
+ * @return {@code true} if this state is mandated.
+ */
+ public boolean isMandated() {
+ return this == MANDATED;
+ }
+}

byte-buddy-dep/src/test/java/net/bytebuddy/description/modifier/MandateTest.java

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+package net.bytebuddy.description.modifier;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.objectweb.asm.Opcodes;
+
+import java.util.Arrays;
+import java.util.Collection;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+@RunWith(Parameterized.class)
+public class MandateTest extends AbstractModifierContributorTest {
+
+ private final boolean isMandated;
+
+ public MandateTest(ModifierContributor modifierContributor,
+ int expectedModifier,
+ boolean defaultModifier,
+ boolean isMandated) {
+ super(modifierContributor, expectedModifier, defaultModifier);
+ this.isMandated = isMandated;
+ }
+
+ @Parameterized.Parameters
+ public static Collection<Object[]> data() {
+ return Arrays.asList(new Object[][]{
+ {Mandate.PLAIN, 0, true, false},
+ {Mandate.MANDATED, Opcodes.ACC_MANDATED, false, true}
+ });
+ }
+
+ @Test
+ public void testProperties() throws Exception {
+ assertThat(((Mandate) modifierContributor).isMandated(), is(isMandated));
+ }
+}