From: Markus Koschany <apo@debian.org>
Date: Sat, 13 Jan 2018 17:14:03 +0100
Subject: remove RunExecutableListener

---
 .../apache/solr/core/RunExecutableListener.java    | 122 ---------------------
 1 file changed, 122 deletions(-)
 delete mode 100644 solr/core/src/java/org/apache/solr/core/RunExecutableListener.java

diff --git a/solr/core/src/java/org/apache/solr/core/RunExecutableListener.java b/solr/core/src/java/org/apache/solr/core/RunExecutableListener.java
deleted file mode 100644
index 62f554e..0000000
--- a/solr/core/src/java/org/apache/solr/core/RunExecutableListener.java
+++ /dev/null
@@ -1,122 +0,0 @@
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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.apache.solr.core;
-
-import org.apache.solr.common.SolrException;
-import org.apache.solr.common.util.NamedList;
-import org.apache.solr.search.SolrIndexSearcher;
-
-import java.io.File;
-import java.io.IOException;
-import java.util.List;
-import java.util.ArrayList;
-
-/**
- */
-class RunExecutableListener extends AbstractSolrEventListener {
-  public RunExecutableListener(SolrCore core) {
-    super(core);
-  }
-  protected String[] cmd;
-  protected File dir;
-  protected String[] envp;
-  protected boolean wait=true;
-
-  @Override
-  public void init(NamedList args) {
-    super.init(args);
-
-    List cmdlist = new ArrayList();
-    cmdlist.add(args.get("exe"));
-    List lst = (List)args.get("args");
-    if (lst != null) cmdlist.addAll(lst);
-    cmd = (String[])cmdlist.toArray(new String[cmdlist.size()]);
-
-    lst = (List)args.get("env");
-    if (lst != null) {
-      envp = (String[])lst.toArray(new String[lst.size()]);
-    }
-
-    String str = (String)args.get("dir");
-    if (str==null || str.equals("") || str.equals(".") || str.equals("./")) {
-      dir = null;
-    } else {
-      dir = new File(str);
-    }
-
-    if ("false".equals(args.get("wait")) || Boolean.FALSE.equals(args.get("wait"))) wait=false;
-  }
-
-  /**
-   * External executable listener.
-   * 
-   * @param callback Unused (As of solr 1.4-dev)
-   * @return Error code indicating if the command has executed successfully. <br />
-   *  0 , indicates normal termination.<br />
-   *  non-zero , otherwise.
-   */
-  protected int exec(String callback) {
-    int ret = 0;
-
-    try {
-      boolean doLog = log.isDebugEnabled();
-      if (doLog) {
-        log.debug("About to exec " + cmd[0]);
-      }
-      Process proc = Runtime.getRuntime().exec(cmd, envp ,dir);
-
-      if (wait) {
-        try {
-          ret = proc.waitFor();
-        } catch (InterruptedException e) {
-          SolrException.log(log,e);
-          ret = INVALID_PROCESS_RETURN_CODE;
-        }
-      }
-
-      if (wait && doLog) {
-        log.debug("Executable " + cmd[0] + " returned " + ret);
-      }
-
-    } catch (IOException e) {
-      // don't throw exception, just log it...
-      SolrException.log(log,e);
-      ret = INVALID_PROCESS_RETURN_CODE;
-    }
-
-    return ret;
-  }
-
-
-  @Override
-  public void postCommit() {
-    // anything generic need to be passed to the external program?
-    // the directory of the index?  the command that caused it to be
-    // invoked?  the version of the index?
-    exec("postCommit");
-  }
-
-  @Override
-  public void newSearcher(SolrIndexSearcher newSearcher, SolrIndexSearcher currentSearcher) {
-    exec("newSearcher");
-  }
-
-  /** Non-zero value for an invalid return code **/
-  private static int INVALID_PROCESS_RETURN_CODE = -1;
-
-}