HBASE-26284 Add HBase Thrift API to get all table names along with wh…

hbase-examples/src/main/java/org/apache/hadoop/hbase/thrift/DemoClient.java

@@ -124,14 +124,15 @@ private void run() throws Exception {
     Hbase.Client client = new Hbase.Client(protocol);
 
     byte[] t = bytes("demo_table");
+    ByteBuffer disabledTable = ByteBuffer.wrap(bytes("disabled_table"));
 
     // Scan all tables, look for the demo table and delete it.
     System.out.println("scanning tables...");
 
     for (ByteBuffer name : client.getTableNames()) {
       System.out.println("  found: " + ClientUtils.utf8(name.array()));
 
-      if (ClientUtils.utf8(name.array()).equals(ClientUtils.utf8(t))) {
+      if (ClientUtils.utf8(name.array()).equals(ClientUtils.utf8(t)) || name.equals(disabledTable)) {
         if (client.isTableEnabled(name)) {
           System.out.println("    disabling table: " + ClientUtils.utf8(name.array()));
           client.disableTable(name);
@@ -159,6 +160,7 @@ private void run() throws Exception {
 
     try {
       client.createTable(ByteBuffer.wrap(t), columns);
+      client.createTable(disabledTable, columns);
     } catch (AlreadyExists ae) {
       System.out.println("WARN: " + ae.message);
     }
@@ -171,6 +173,17 @@ private void run() throws Exception {
           + col2.maxVersions);
     }
 
+    if (client.isTableEnabled(disabledTable)){
+      client.disableTable(disabledTable);
+    }
+    System.out.println("list tables with enabled statuses : ");
+    Map<ByteBuffer, Boolean> statusMap = client.getTableNamesWithIsTableEnabled();
+
+    for (Map.Entry<ByteBuffer, Boolean> entry : statusMap.entrySet()) {
+      System.out.println(" Table: " + ClientUtils.utf8(entry.getKey().array()) +
+                          ", is enabled: " + entry.getValue());
+    }
+
     Map<ByteBuffer, ByteBuffer> dummyAttributes = null;
     boolean writeToWal = false;
 

hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift/ThriftHBaseServiceHandler.java

@@ -28,6 +28,7 @@
 import java.nio.ByteBuffer;
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.TreeMap;
@@ -203,6 +204,20 @@ public boolean isTableEnabled(ByteBuffer tableName) throws IOError {
     }
   }
 
+  @Override
+  public Map<ByteBuffer, Boolean> getTableNamesWithIsTableEnabled() throws IOError {
+    try {
+      HashMap<ByteBuffer, Boolean> tables = new HashMap<>();
+      for (ByteBuffer tableName: this.getTableNames()) {
+        tables.put(tableName, this.isTableEnabled(tableName));
+      }
+      return tables;
+    } catch (IOError e) {
+      LOG.warn(e.getMessage(), e);
+      throw getIOError(e);
+    }
+  }
+
   // ThriftServerRunner.compact should be deprecated and replaced with methods specific to
   // table and region.
   @Override