rlock: add JavaDoc

Issue-ID: CCSDK-3208
Signed-off-by: Stan Bonev (sb5356) <sb5356@att.com>
Change-Id: I89f79c96c832913c4c5423a1a8e6d41743f2b61c

3 files changed, 110 insertions, 114 deletions

diff --git a/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/TestLockHelper.java b/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/TestLockHelper.java
index 9f37894c9..cce377e2c 100644
--- a/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/TestLockHelper.java
+++ b/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/TestLockHelper.java
@@ -7,10 +7,10 @@ import org.slf4j.LoggerFactory;
 
 public class TestLockHelper {
 
-	private static final Logger log = LoggerFactory.getLogger(TestLockHelper.class);
+    private static final Logger log = LoggerFactory.getLogger(TestLockHelper.class);
 
-	@Test
-	public void test1() throws Exception {
+    @Test
+    public void test1() throws Exception {
         LockThread t1 = new LockThread("req1");
         LockThread t2 = new LockThread("req2");
         LockThread t3 = new LockThread("req3");
@@ -22,30 +22,30 @@ public class TestLockHelper {
         t1.join();
         t2.join();
         t3.join();
-	}
+    }
 
-	private class LockThread extends Thread {
+    private class LockThread extends Thread {
 
-		private String requester;
+        private String requester;
 
-		public LockThread(String requester) {
-			this.requester = requester;
-		}
+        public LockThread(String requester) {
+            this.requester = requester;
+        }
 
-		@Override
-		public void run() {
-			LockHelperImpl lockHelper = new LockHelperImpl();
-			lockHelper.setDataSource(DbUtil.getDataSource());
+        @Override
+        public void run() {
+            LockHelperImpl lockHelper = new LockHelperImpl();
+            lockHelper.setDataSource(DbUtil.getDataSource());
 
-			lockHelper.lock("resource1", requester, 20);
+            lockHelper.lock("resource1", requester, 20);
 
-			try {
-				Thread.sleep(500);
-			} catch (InterruptedException e) {
-				log.warn("Thread interrupted: " + e.getMessage(), e);
-			}
+            try {
+                Thread.sleep(500);
+            } catch (InterruptedException e) {
+                log.warn("Thread interrupted: " + e.getMessage(), e);
+            }
 
-			lockHelper.unlock("resource1", false);
-		}
-	}
+            lockHelper.unlock("resource1", false);
+        }
+    }
 }
diff --git a/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/testutils/DbUtil.java b/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/testutils/DbUtil.java
index 38d4d62c1..954b532cb 100644
--- a/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/testutils/DbUtil.java
+++ b/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/testutils/DbUtil.java
@@ -6,87 +6,83 @@ import java.sql.DriverManager;
 import java.sql.PreparedStatement;
 import java.sql.SQLException;
 import java.sql.SQLFeatureNotSupportedException;
-
 import javax.sql.DataSource;
-
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 public class DbUtil {
 
-	private static final Logger log = LoggerFactory.getLogger(DbUtil.class);
-
-	private static DataSource dataSource = null;
-
-	public static synchronized DataSource getDataSource() {
-		if (dataSource == null) {
-			String url = "jdbc:h2:mem:app;DB_CLOSE_DELAY=-1";
-
-			dataSource = new DataSource() {
-
-				@Override
-				public <T> T unwrap(Class<T> arg0) throws SQLException {
-					return null;
-				}
-
-				@Override
-				public boolean isWrapperFor(Class<?> arg0) throws SQLException {
-					return false;
-				}
-
-				@Override
-				public void setLoginTimeout(int arg0) throws SQLException {
-				}
-
-				@Override
-				public void setLogWriter(PrintWriter arg0) throws SQLException {
-				}
-
-				@Override
-				public java.util.logging.Logger getParentLogger() throws SQLFeatureNotSupportedException {
-					return null;
-				}
-
-				@Override
-				public int getLoginTimeout() throws SQLException {
-					return 0;
-				}
-
-				@Override
-				public PrintWriter getLogWriter() throws SQLException {
-					return null;
-				}
-
-				@Override
-				public Connection getConnection(String username, String password) throws SQLException {
-					return null;
-				}
-
-				@Override
-				public Connection getConnection() throws SQLException {
-					return DriverManager.getConnection(url);
-				}
-			};
-
-			try {
-				String script = FileUtil.read("/schema.sql");
-
-				String[] sqlList = script.split(";");
-				try (Connection con = dataSource.getConnection()) {
-					for (String sql : sqlList) {
-						if (!sql.trim().isEmpty()) {
-							sql = sql.trim();
-							try (PreparedStatement ps = con.prepareStatement(sql)) {
-								log.info("Executing statement:\n" + sql);
-								ps.execute();
-							}
-						}
-					}
-				}
-			} catch (Exception e) {
-				throw new RuntimeException(e);
-			}
-		}
-		return dataSource;
-	}
+    private static final Logger log = LoggerFactory.getLogger(DbUtil.class);
+
+    private static DataSource dataSource = null;
+
+    public static synchronized DataSource getDataSource() {
+        if (dataSource == null) {
+            String url = "jdbc:h2:mem:app;DB_CLOSE_DELAY=-1";
+
+            dataSource = new DataSource() {
+
+                @Override
+                public <T> T unwrap(Class<T> arg0) throws SQLException {
+                    return null;
+                }
+
+                @Override
+                public boolean isWrapperFor(Class<?> arg0) throws SQLException {
+                    return false;
+                }
+
+                @Override
+                public void setLoginTimeout(int arg0) throws SQLException {}
+
+                @Override
+                public void setLogWriter(PrintWriter arg0) throws SQLException {}
+
+                @Override
+                public java.util.logging.Logger getParentLogger() throws SQLFeatureNotSupportedException {
+                    return null;
+                }
+
+                @Override
+                public int getLoginTimeout() throws SQLException {
+                    return 0;
+                }
+
+                @Override
+                public PrintWriter getLogWriter() throws SQLException {
+                    return null;
+                }
+
+                @Override
+                public Connection getConnection(String username, String password) throws SQLException {
+                    return null;
+                }
+
+                @Override
+                public Connection getConnection() throws SQLException {
+                    return DriverManager.getConnection(url);
+                }
+            };
+
+            try {
+                String script = FileUtil.read("/schema.sql");
+
+                String[] sqlList = script.split(";");
+                try (Connection con = dataSource.getConnection()) {
+                    for (String sql : sqlList) {
+                        if (!sql.trim().isEmpty()) {
+                            sql = sql.trim();
+                            try (PreparedStatement ps = con.prepareStatement(sql)) {
+                                log.info("Executing statement:\n" + sql);
+                                ps.execute();
+                            }
+                        }
+                    }
+                }
+            } catch (Exception e) {
+                throw new RuntimeException(e);
+            }
+        }
+        return dataSource;
+    }
 }
diff --git a/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/testutils/FileUtil.java b/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/testutils/FileUtil.java
index e51a3b082..5c4ccbf21 100644
--- a/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/testutils/FileUtil.java
+++ b/lib/rlock/src/test/java/org/onap/ccsdk/features/lib/rlock/testutils/FileUtil.java
@@ -6,19 +6,19 @@ import java.io.InputStreamReader;
 
 public class FileUtil {
 
-	public static String read(String fileName) throws Exception {
-		String ss = "";
-		try (InputStream is = DbUtil.class.getResourceAsStream(fileName)) {
-			try (InputStreamReader isr = new InputStreamReader(is)) {
-				try (BufferedReader in = new BufferedReader(isr)) {
-					String s = in.readLine();
-					while (s != null) {
-						ss += s + '\n';
-						s = in.readLine();
-					}
-				}
-			}
-		}
-		return ss;
-	}
+    public static String read(String fileName) throws Exception {
+        String ss = "";
+        try (InputStream is = FileUtil.class.getResourceAsStream(fileName)) {
+            try (InputStreamReader isr = new InputStreamReader(is)) {
+                try (BufferedReader in = new BufferedReader(isr)) {
+                    String s = in.readLine();
+                    while (s != null) {
+                        ss += s + '\n';
+                        s = in.readLine();
+                    }
+                }
+            }
+        }
+        return ss;
+    }
 }