From d766896972c9e9be4a9e0021ec5f4f0665901865 Mon Sep 17 00:00:00 2001
From: "Benjamin J. Culkin" <bjculkin@mix.wvu.edu>
Date: Sat, 9 Sep 2017 21:46:16 -0300
Subject: Update

Most of it is documentation changes.

The rest is more work on BlockReaders, as well as a simple command
language for configuring them.
---
 .../main/java/bjc/utils/cli/objects/Command.java   | 65 ++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 BJC-Utils2/src/main/java/bjc/utils/cli/objects/Command.java

(limited to 'BJC-Utils2/src/main/java/bjc/utils/cli/objects/Command.java')

diff --git a/BJC-Utils2/src/main/java/bjc/utils/cli/objects/Command.java b/BJC-Utils2/src/main/java/bjc/utils/cli/objects/Command.java
new file mode 100644
index 0000000..a0d4493
--- /dev/null
+++ b/BJC-Utils2/src/main/java/bjc/utils/cli/objects/Command.java
@@ -0,0 +1,65 @@
+package bjc.utils.cli.objects;
+
+public class Command {
+	public final int lineNo;
+
+	public final String fullCommand;
+	public final String remnCommand;
+	public final String nameCommand;
+
+	public final String ioSource;
+
+	/**
+	 * Create a new command.
+	 *
+	 * @param ln
+	 * 	The line to get the command from.
+	 * @param lno
+	 * 	The number of the line the command came from.
+	 * @param ioSrc
+	 * 	The name of where the I/O came from.
+	 */
+	public Command(String ln, int lno, String ioSrc) {
+		int idx = ln.indexOf(' ');
+
+		if(idx == -1) idx = ln.length();
+
+		fullCommand = ln;
+		nameCommand = ln.substring(0, idx).trim();
+		remnCommand = ln.substring(idx).trim();
+
+		lineNo = lno;
+
+		ioSource = ioSrc;
+	}
+
+	public static Command fromString(String ln, int lno, String ioSource) {
+		/*
+		 * Ignore blank lines and comments.
+		 */
+		if(ln.equals(""))      return null;
+		if(ln.startsWith("#")) return null;
+
+		/*
+		 * Trim off comments part-way through the line.
+		 */
+		int idxHash = ln.indexOf('#');
+		if(idxHash != -1) {
+			ln = ln.substring(0, idxHash).trim();
+		}
+
+		return new Command(ln, lno, ioSource);
+	}
+
+	public String warn(String warning, Object... parms) {
+		String msg = String.format(warning, parms);
+
+		return String.format("WARNING (%s:%d): %s", ioSource, lineNo, msg);
+	}
+
+	public String error(String err, Object... parms) {
+		String msg = String.format(err, parms);
+
+		return String.format("ERROR (%s:%d): %s", ioSource, lineNo, msg);
+	}
+}
-- 
cgit v1.2.3