From 4a51a8f96715ffb2a42189b93b9fa91b453b8530 Mon Sep 17 00:00:00 2001
From: sg481n <sg481n@att.com>
Date: Thu, 3 Aug 2017 17:39:12 -0400
Subject:  [AAF-21] Initial code import
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Change-Id: Ia1dd196befd061f6ba0c2be6bf4456a30ea50f97
Signed-off-by: sg481n <sg481n@att.com>
---
 .../java/com/att/cadi/util/JsonOutputStream.java   | 91 ++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 core/src/main/java/com/att/cadi/util/JsonOutputStream.java

(limited to 'core/src/main/java/com/att/cadi/util/JsonOutputStream.java')

diff --git a/core/src/main/java/com/att/cadi/util/JsonOutputStream.java b/core/src/main/java/com/att/cadi/util/JsonOutputStream.java
new file mode 100644
index 0000000..f85efa4
--- /dev/null
+++ b/core/src/main/java/com/att/cadi/util/JsonOutputStream.java
@@ -0,0 +1,91 @@
+/*******************************************************************************
+ * ============LICENSE_START====================================================
+ * * org.onap.aai
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * * Copyright © 2017 Amdocs
+ * * ===========================================================================
+ * * 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.
+ * * ============LICENSE_END====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+package com.att.cadi.util;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+public class JsonOutputStream extends OutputStream {
+	private static final byte[] TWO_SPACE = "  ".getBytes();
+	private OutputStream os;
+	private boolean closeable;
+	private int indent = 0;
+	private int prev,ret=0;
+
+	public JsonOutputStream(OutputStream os) {
+		// Don't close these, or dire consequences.
+		closeable = !os.equals(System.out) && !os.equals(System.err);
+		this.os = os;
+	}
+
+	@Override
+	public void write(int b) throws IOException {
+		if(ret=='\n') {
+			ret = 0;
+			if(prev!=',' || (b!='{' && b!='[')) {
+				os.write('\n');
+				for(int i=0;i<indent;++i) {
+					os.write(TWO_SPACE);
+				}
+			}
+		}
+		switch(b) {
+			case '{':
+			case '[':	
+					ret = '\n';
+					++indent;
+					break;
+			case '}':
+			case ']': 
+					--indent;
+					os.write('\n');
+					for(int i=0;i<indent;++i) {
+						os.write(TWO_SPACE);
+					}
+					break;
+			case ',':
+					ret = '\n';
+					break;
+					
+		}
+		os.write(b);
+		prev = b;
+	}
+	public void resetIndent() {
+		indent = 1;
+	}
+
+	@Override
+	public void flush() throws IOException {
+		os.flush();
+	}
+
+	@Override
+	public void close() throws IOException {
+		if(closeable) {
+			os.close();
+		}
+	}
+
+}
-- 
cgit 1.2.3-korg