From 84bbde06c9d24a1f2422478aa04b0122b3c51c2c Mon Sep 17 00:00:00 2001 From: "Benjamin J. Culkin" Date: Sat, 2 Jun 2018 19:39:38 -0300 Subject: Minor updates --- .../utils/ioutils/blocks/SimpleBlockReader.java | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'base/src/main/java/bjc/utils/ioutils/blocks/SimpleBlockReader.java') diff --git a/base/src/main/java/bjc/utils/ioutils/blocks/SimpleBlockReader.java b/base/src/main/java/bjc/utils/ioutils/blocks/SimpleBlockReader.java index 3814e41..7f02987 100644 --- a/base/src/main/java/bjc/utils/ioutils/blocks/SimpleBlockReader.java +++ b/base/src/main/java/bjc/utils/ioutils/blocks/SimpleBlockReader.java @@ -55,6 +55,28 @@ public class SimpleBlockReader implements BlockReader { lineNo = 1; } + /** + * Create a new block reader. + * + * @param blockDelim + * The pattern that separates blocks. Note that the end of file + * is always considered to end a block. + * + * @param source + * The source to read blocks from. + * NOTE: This does modify the provided scanner. + */ + public SimpleBlockReader(final String blockDelim, final Scanner source) { + blockReader = source; + + final String pattern = String.format("(?:%s)|\\Z", blockDelim); + final Pattern pt = Pattern.compile(pattern, Pattern.MULTILINE); + + blockReader.useDelimiter(pt); + + lineNo = 1; + } + @Override public boolean hasNextBlock() { return blockReader.hasNext(); -- cgit v1.2.3