List permissions for stream or asset

Jagrut Kosti · Jagrut Kosti · commit 0d0356726a80 · 2017-07-10T15:12:48.000+09:00
diff --git a/src/main/java/multichain/command/GrantCommand.java b/src/main/java/multichain/command/GrantCommand.java
@@ -12,6 +12,8 @@
 import multichain.object.Permission;
 import multichain.object.formatters.GrantFormatter;
 
+import java.util.List;
+
 /**
  * @author Ub - H. MARTEAU
  * @version 1.0
@@ -322,6 +324,18 @@ public static Permission listPermissions() throws MultichainException {
 		return GrantFormatter.formatPermission(stringPermission);
 	}
 
+	/**
+	 * Returns list of all permissions for a given address in the stream
+	 * @param streamPermission the stream permission query. E.g. streamName.write,admin or streamName.* for all
+	 * @param address the address for which to fetch the permission
+	 * @return List of permissions for the mentioned address in the stream
+	 * @throws MultichainException
+	 */
+	public static List<Permission> listPermissionForStreamAndAddress(String streamPermission, String address) throws MultichainException {
+		String permissions = executeListPermissions(streamPermission, address, true);
+		return GrantFormatter.formatPermissionList(permissions);
+	}
+
 	/**
 	 * Revoke permissions to addresses
 	 *
diff --git a/src/main/java/multichain/command/builders/QueryBuilderGrant.java b/src/main/java/multichain/command/builders/QueryBuilderGrant.java
@@ -206,6 +206,18 @@ protected static String executeListPermissions(int permissions, String address,
 		return listPermissions;
 	}
 
+	/**
+	 * Returns list of permissions for specified addresses in the mentioned stream
+	 * @param streamPermission in the form of streamName.admin,write or streamName.*
+	 * @param address the list of address for which to fetch permission. * for all
+	 * @param verbose true - for detailed info, otherwise false
+	 * @return String containing the output of listpermissions command
+	 * @throws MultichainException
+	 */
+	protected static String executeListPermissions(String streamPermission, String address, boolean verbose) throws MultichainException {
+		return execute(CommandEnum.LISTPERMISSIONS, streamPermission, address, formatJson(verbose));
+	}
+
 	/**
 	 * Revoke permissions to addresses
 	 *
