| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * 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 com.android.layout.remote.util; |
| |
| import com.android.layout.remote.util.RemoteInputStream.EndOfStreamException; |
| import com.android.tools.layoutlib.annotations.NotNull; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.rmi.RemoteException; |
| |
| public class StreamUtil { |
| /** |
| * Returns a local {@link InputStream} from a {@link RemoteInputStream} |
| */ |
| @NotNull |
| public static InputStream getInputStream(@NotNull RemoteInputStream is) { |
| return new InputStream() { |
| @Override |
| public int read() throws IOException { |
| return is.read(); |
| } |
| |
| @SuppressWarnings("NullableProblems") |
| @Override |
| public int read(byte[] b) throws IOException { |
| return read(b, 0, b.length); |
| } |
| |
| @SuppressWarnings("NullableProblems") |
| @Override |
| public int read(byte[] b, int off, int len) throws IOException { |
| try { |
| byte[] read = is.read(off, len); |
| int actualLength = Math.min(len, read.length); |
| System.arraycopy(read, 0, b, off, actualLength); |
| return actualLength; |
| } catch (EndOfStreamException e) { |
| return -1; |
| } |
| } |
| |
| @Override |
| public long skip(long n) throws IOException { |
| return is.skip(n); |
| } |
| |
| @Override |
| public int available() throws IOException { |
| return is.available(); |
| } |
| |
| @Override |
| public void close() throws IOException { |
| is.close(); |
| } |
| |
| @Override |
| public synchronized void mark(int readlimit) { |
| try { |
| is.mark(readlimit); |
| } catch (RemoteException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @Override |
| public synchronized void reset() throws IOException { |
| is.reset(); |
| } |
| |
| @Override |
| public boolean markSupported() { |
| try { |
| return is.markSupported(); |
| } catch (RemoteException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| }; |
| } |
| } |