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author | Ashlee Young <ashlee@onosfw.com> | 2015-09-09 22:15:21 -0700 |
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committer | Ashlee Young <ashlee@onosfw.com> | 2015-09-09 22:15:21 -0700 |
commit | 13d05bc8458758ee39cb829098241e89616717ee (patch) | |
tree | 22a4d1ce65f15952f07a3df5af4b462b4697cb3a /framework/src/onos/core/api/src/main/java/org/onosproject/rest/AbstractInjectionResource.java | |
parent | 6139282e1e93c2322076de4b91b1c85d0bc4a8b3 (diff) |
ONOS checkin based on commit tag e796610b1f721d02f9b0e213cf6f7790c10ecd60
Change-Id: Ife8810491034fe7becdba75dda20de4267bd15cd
Diffstat (limited to 'framework/src/onos/core/api/src/main/java/org/onosproject/rest/AbstractInjectionResource.java')
-rw-r--r-- | framework/src/onos/core/api/src/main/java/org/onosproject/rest/AbstractInjectionResource.java | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/rest/AbstractInjectionResource.java b/framework/src/onos/core/api/src/main/java/org/onosproject/rest/AbstractInjectionResource.java new file mode 100644 index 00000000..de182f03 --- /dev/null +++ b/framework/src/onos/core/api/src/main/java/org/onosproject/rest/AbstractInjectionResource.java @@ -0,0 +1,78 @@ +/* + * Copyright 2015 Open Networking Laboratory + * + * 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 org.onosproject.rest; + +import java.io.ByteArrayInputStream; +import java.io.InputStream; +import java.util.Enumeration; +import java.util.Iterator; +import java.util.List; + +import static com.google.common.base.Preconditions.checkArgument; + +/** + * Resource for serving semi-static resources. + */ +public class AbstractInjectionResource extends AbstractWebResource { + + /** + * Returns the index into the supplied string where the end of the + * specified pattern is located. + * + * @param string string to split + * @param start index where to start looking for pattern + * @param stopPattern optional pattern where to stop + * @return index where the split should occur + */ + protected int split(String string, int start, String stopPattern) { + int i = stopPattern != null ? string.indexOf(stopPattern, start) : string.length(); + checkArgument(i >= 0, "Unable to locate pattern %s", stopPattern); + return i + (stopPattern != null ? stopPattern.length() : 0); + } + + /** + * Produces an input stream from the bytes of the specified sub-string. + * + * @param string source string + * @param start index where to start stream + * @param end index where to end stream + * @return input stream + */ + protected InputStream stream(String string, int start, int end) { + return new ByteArrayInputStream(string.substring(start, end).getBytes()); + } + + /** + * Auxiliary enumeration to sequence input streams. + */ + protected class StreamEnumeration implements Enumeration<InputStream> { + private final Iterator<InputStream> iterator; + + public StreamEnumeration(List<InputStream> streams) { + this.iterator = streams.iterator(); + } + + @Override + public boolean hasMoreElements() { + return iterator.hasNext(); + } + + @Override + public InputStream nextElement() { + return iterator.next(); + } + } +} |