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authorBenjamin J. Culkin <bjculkin@mix.wvu.edu>2018-05-29 15:35:02 -0300
committerBenjamin J. Culkin <bjculkin@mix.wvu.edu>2018-05-29 15:35:02 -0300
commit0faa5175b6f0de8835ed514615ac64135f406b29 (patch)
tree6a1a5a9b01a1175b8ae2203418005f7bc625be9d /src/main/java/bjc/rgens/text/markov/StandaloneTextGenerator.java
parent9356498bebab9342222cd87be669abae9d7ac3a2 (diff)
Move files out of folder
Diffstat (limited to 'src/main/java/bjc/rgens/text/markov/StandaloneTextGenerator.java')
-rw-r--r--src/main/java/bjc/rgens/text/markov/StandaloneTextGenerator.java76
1 files changed, 76 insertions, 0 deletions
diff --git a/src/main/java/bjc/rgens/text/markov/StandaloneTextGenerator.java b/src/main/java/bjc/rgens/text/markov/StandaloneTextGenerator.java
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+++ b/src/main/java/bjc/rgens/text/markov/StandaloneTextGenerator.java
@@ -0,0 +1,76 @@
+package bjc.rgens.text.markov;
+
+import java.io.IOException;
+import java.io.Reader;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Create a Markov generate from a provided source.
+ *
+ * @author bjculkin
+ */
+public class StandaloneTextGenerator {
+ /**
+ * Build a markov generator from a provided source.
+ *
+ * @param order
+ * The markov order to use.
+ *
+ * @param reader
+ * The source to seed the generator from.
+ *
+ * @return
+ * The markov generator for the provided text.
+ */
+ public static StandaloneMarkov generateMarkovMap(int order, Reader reader) {
+ Map<String, Markov> hash = new HashMap<>();
+
+ Character next = null;
+
+ try {
+ next = (char) reader.read();
+ } catch (IOException e1) {
+ System.out.println("IOException in stepping through the reader");
+
+ e1.printStackTrace();
+
+ System.exit(1);
+ }
+
+ StringBuilder origFileBuffer = new StringBuilder();
+
+ while (next != null && Character.isDefined(next)) {
+ Character.toString(next);
+ origFileBuffer.append(next);
+
+ try {
+ next = (char) reader.read();
+ } catch (IOException e) {
+ System.out.println("IOException in stepping through the reader");
+
+ e.printStackTrace();
+ }
+
+ }
+
+ String origFile = origFileBuffer.toString();
+ String firstSub = origFile.substring(0, order);
+
+ for (int i = 0; i < origFile.length() - order; i++) {
+ String sub = origFile.substring(i, i + order);
+ Character suffix = origFile.charAt(i + order);
+
+ if (hash.containsKey(sub)) {
+ Markov marvin = hash.get(sub);
+ marvin.add(suffix);
+ hash.put(sub, marvin);
+ } else {
+ Markov marvin = new Markov(sub, suffix);
+ hash.put(sub, marvin);
+ }
+ }
+
+ return new StandaloneMarkov(order, hash, firstSub);
+ }
+}