Maven Resolver coords scheme #1

Author: host6

src/main/java/org/scm4j/commons/CommentedString.java

@@ -0,0 +1,63 @@
+package org.scm4j.commons;
+
+import org.apache.commons.lang3.StringUtils;
+
+public class CommentedString {
+
+	private static final String DEFAULT_COMMENT_SIGN = "#";
+	private final String strNoComment;
+	private final String comment;
+	private final String sourceString;
+
+	public CommentedString(String str) {
+		this(str, DEFAULT_COMMENT_SIGN);
+	}
+
+	public CommentedString(String str, String commentSign) {
+		sourceString = str;
+		Integer pos = str.indexOf(commentSign);
+
+		if (pos >= 0) {
+			// add spaces between valuable chars and # to comment
+			comment = StringUtils.difference(str.substring(0, pos).trim(), ltrim(str.substring(0, pos)))
+					+ str.substring(pos);
+			strNoComment = rtrim(str.substring(0, pos));
+		} else {
+			comment = "";
+			strNoComment = str;
+		}
+	}
+
+	public Boolean isValuable() {
+		return !strNoComment.trim().isEmpty();
+	}
+
+	public String getStrNoComment() {
+		return strNoComment;
+	}
+
+	public String getComment() {
+		return comment;
+	}
+
+	private String ltrim(String s) {
+		int i = 0;
+		while (i < s.length() && Character.isWhitespace(s.charAt(i))) {
+			i++;
+		}
+		return s.substring(i);
+	}
+
+	private String rtrim(String s) {
+		int i = s.length() - 1;
+		while (i > 0 && Character.isWhitespace(s.charAt(i))) {
+			i--;
+		}
+		return s.substring(0, i + 1);
+	}
+
+	@Override
+	public String toString() {
+		return sourceString;
+	}
+}

src/main/java/org/scm4j/commons/Coords.java

@@ -0,0 +1,123 @@
+package org.scm4j.commons;
+
+import org.apache.commons.lang3.StringUtils;
+
+public class CoordsGradle implements ICoords {
+
+	private final String sourceStr;
+	private final String artifactId;
+	private final String commentStr;
+	private final String extension;
+	private final String groupId;
+	private final String classifier;
+	private final Version version;
+	private final String coordsStringNoComment;
+
+	public CoordsGradle(String coordsString) {
+		sourceStr = coordsString;
+
+		CommentedString cs = new CommentedString(coordsString);
+		commentStr = cs.getComment();
+		coordsStringNoComment = cs.getStrNoComment();
+
+		coordsString = coordsStringNoComment;
+
+		// Extension
+		{
+			Integer pos = coordsString.indexOf("@");
+			if (pos > 0) {
+				extension = coordsString.substring(pos).trim();
+				coordsString = coordsString.substring(0, pos);
+			} else {
+				extension = "";
+			}
+		}
+
+		String[] strs = coordsString.split(":", -1);
+		if (strs.length < 2) {
+			throw new IllegalArgumentException("wrong mdep coord: " + coordsString);
+		}
+
+		groupId = strs[0];
+
+		artifactId = ":" + strs[1];
+
+		classifier = strs.length > 3 ? ":" + strs[3].trim() : "";
+
+		version = new Version(strs.length > 2 ? strs[2] : "");
+	}
+
+	@Override
+	public int hashCode() {
+		final int prime = 31;
+		int result = 1;
+		result = prime * result + ((coordsStringNoComment == null) ? 0 : coordsStringNoComment.hashCode());
+		return result;
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (obj == null)
+			return false;
+		if (getClass() != obj.getClass())
+			return false;
+		CoordsGradle other = (CoordsGradle) obj;
+		if (coordsStringNoComment == null) {
+			if (other.coordsStringNoComment != null)
+				return false;
+		} else if (!coordsStringNoComment.equals(other.coordsStringNoComment))
+			return false;
+		return true;
+	}
+
+	@Override
+	public Version getVersion() {
+		return version;
+	}
+
+	@Override
+	public String toString() {
+		return sourceStr;
+	}
+
+	@Override
+	public String toString(String versionStr) {
+		String name = groupId + artifactId;
+		if (!versionStr.isEmpty() || ((!name.isEmpty() && !(classifier + extension).isEmpty()))) {
+			versionStr = ":" + versionStr;
+		}
+		return groupId + artifactId + versionStr + classifier + extension + commentStr;
+	}
+
+	@Override
+	public String getGroupId() {
+		return groupId;
+	}
+
+	@Override
+	public String getArtifactId() {
+		return StringUtils.removeStart(artifactId, ":");
+	}
+
+	@Override
+	public String getExtension() {
+		return StringUtils.removeStart(extension, "@");
+	}
+
+	@Override
+	public String getClassifier() {
+		return StringUtils.removeStart(classifier, ":");
+	}
+
+	@Override
+	public String getComment() {
+		return commentStr;
+	}
+
+	@Override
+	public String toStringNoComment() {
+		return coordsStringNoComment;
+	}
+}