1 files changed, 131 insertions, 0 deletions
diff --git a/src/main/java/org/apache/commons/io/input/UncheckedFilterReader.java b/src/main/java/org/apache/commons/io/input/UncheckedFilterReader.java
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+++ b/src/main/java/org/apache/commons/io/input/UncheckedFilterReader.java
@@ -0,0 +1,131 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF 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 org.apache.commons.io.input;
+
+import java.io.FilterReader;
+import java.io.IOException;
+import java.io.Reader;
+import java.io.UncheckedIOException;
+import java.nio.CharBuffer;
+
+import org.apache.commons.io.function.Uncheck;
+
+/**
+ * A {@link FilterReader} that throws {@link UncheckedIOException} instead of {@link IOException}.
+ *
+ * @see FilterReader
+ * @see IOException
+ * @see UncheckedIOException
+ * @since 2.12.0
+ */
+public class UncheckedFilterReader extends FilterReader {
+
+    /**
+     * Creates a new filtered reader.
+     *
+     * @param reader a Reader object providing the underlying stream.
+     * @return a new UncheckedFilterReader.
+     * @throws NullPointerException if {@code reader} is {@code null}.
+     */
+    public static UncheckedFilterReader on(final Reader reader) {
+        return new UncheckedFilterReader(reader);
+    }
+
+    /**
+     * Creates a new filtered reader.
+     *
+     * @param reader a Reader object providing the underlying stream.
+     * @throws NullPointerException if {@code reader} is {@code null}.
+     */
+    public UncheckedFilterReader(final Reader reader) {
+        super(reader);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public void close() throws UncheckedIOException {
+        Uncheck.run(super::close);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public void mark(final int readAheadLimit) throws UncheckedIOException {
+        Uncheck.accept(super::mark, readAheadLimit);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public int read() throws UncheckedIOException {
+        return Uncheck.get(super::read);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public int read(final char[] cbuf) throws UncheckedIOException {
+        return Uncheck.apply(super::read, cbuf);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public int read(final char[] cbuf, final int off, final int len) throws UncheckedIOException {
+        return Uncheck.apply(super::read, cbuf, off, len);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public int read(final CharBuffer target) throws UncheckedIOException {
+        return Uncheck.apply(super::read, target);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public boolean ready() throws UncheckedIOException {
+        return Uncheck.get(super::ready);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public void reset() throws UncheckedIOException {
+        Uncheck.run(super::reset);
+    }
+
+    /**
+     * Calls this method's super and rethrow {@link IOException} as {@link UncheckedIOException}.
+     */
+    @Override
+    public long skip(final long n) throws UncheckedIOException {
+        return Uncheck.apply(super::skip, n);
+    }
+
+}