Merge branch '__rultor'

src/main/java/org/cactoos/io/InputAsProperties.java

@@ -0,0 +1,64 @@
+/**
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Yegor Bugayenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package org.cactoos.io;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Properties;
+import org.cactoos.Input;
+import org.cactoos.Scalar;
+
+/**
+ * Input as {@link Properties}.
+ *
+ * <p>There is no thread-safety guarantee.
+ *
+ * @author Yegor Bugayenko ([email protected])
+ * @version $Id$
+ * @since 0.8
+ */
+public final class InputAsProperties implements Scalar<Properties> {
+
+    /**
+     * The input.
+     */
+    private final Input source;
+
+    /**
+     * Ctor.
+     * @param input The input
+     */
+    public InputAsProperties(final Input input) {
+        this.source = input;
+    }
+
+    @Override
+    public Properties asValue() throws IOException {
+        final Properties props = new Properties();
+        try (final InputStream input = this.source.stream()) {
+            props.load(input);
+        }
+        return props;
+    }
+}

src/test/java/org/cactoos/io/InputAsPropertiesTest.java

@@ -0,0 +1,61 @@
+/**
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Yegor Bugayenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package org.cactoos.io;
+
+import java.util.Properties;
+import org.cactoos.ScalarHasValue;
+import org.cactoos.func.FuncAsMatcher;
+import org.cactoos.text.TextAsBytes;
+import org.hamcrest.MatcherAssert;
+import org.junit.Test;
+
+/**
+ * Test case for {@link InputAsProperties}.
+ * @author Yegor Bugayenko ([email protected])
+ * @version $Id$
+ * @since 0.8
+ * @checkstyle JavadocMethodCheck (500 lines)
+ */
+public final class InputAsPropertiesTest {
+
+    @Test
+    public void readsInputContent() {
+        MatcherAssert.assertThat(
+            "Can't read properties from an input",
+            new InputAsProperties(
+                new BytesAsInput(
+                    new TextAsBytes(
+                        "foo=Hello, world!\nbar=works fine?\n"
+                    )
+                )
+            ),
+            new ScalarHasValue<>(
+                new FuncAsMatcher<Properties>(
+                    props -> "Hello, world!".equals(props.getProperty("foo"))
+                )
+            )
+        );
+    }
+
+}