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Merge pull request #6 from nenadjakic/feature/merge_final_documents
Added merge functionality of final documents.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -29,3 +29,4 @@ replay_pid* | |
| # Ignore Gradle build output directory | ||
| build | ||
| /.idea/ | ||
| /data/ | ||
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71 changes: 71 additions & 0 deletions
71
src/main/kotlin/com/github/nenadjakic/ocr/studio/handler/sax/HocrSaxHandler.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| package com.github.nenadjakic.ocr.studio.handler.sax | ||
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| import org.xml.sax.Attributes | ||
| import org.xml.sax.helpers.DefaultHandler | ||
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| class HocrSaxHandler: DefaultHandler() { | ||
| enum class InsideElement { HEAD, BODY, OTHER} | ||
| private var insideElement = InsideElement.OTHER | ||
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| private lateinit var bodyBuilder: StringBuilder | ||
| private lateinit var headBuilder: StringBuilder | ||
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| val body: String | ||
| get() = bodyBuilder.toString() | ||
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| val head: String | ||
| get() = headBuilder.toString() | ||
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| override fun startDocument() { | ||
| bodyBuilder = StringBuilder() | ||
| headBuilder = StringBuilder() | ||
| } | ||
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| override fun startElement(uri: String?, localName: String?, qName: String?, attributes: Attributes?) { | ||
| if (qName.equals("head", true)) { | ||
| insideElement = InsideElement.HEAD | ||
| } else if (qName.equals("body", true)) { | ||
| insideElement = InsideElement.BODY | ||
| } else if (insideElement == InsideElement.BODY) { | ||
| appendStartElement(bodyBuilder, qName, attributes) | ||
| } else if (insideElement == InsideElement.HEAD) { | ||
| appendStartElement(headBuilder, qName, attributes) | ||
| } | ||
| } | ||
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| override fun endElement(uri: String?, localName: String?, qName: String?) { | ||
| if (qName.equals("body", true) || qName.equals("head", true)) { | ||
| insideElement = InsideElement.OTHER | ||
| } else if (insideElement == InsideElement.BODY) { | ||
| bodyBuilder.append("</$qName>") | ||
| } else if (insideElement == InsideElement.HEAD) { | ||
| headBuilder.append("</$qName>") | ||
| } | ||
| } | ||
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| override fun characters(ch: CharArray?, start: Int, length: Int) { | ||
| if (insideElement == InsideElement.BODY) { | ||
| bodyBuilder.append(ch, start, length) | ||
| } else if (insideElement == InsideElement.HEAD) { | ||
| headBuilder.append(ch, start, length) | ||
| } | ||
| } | ||
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| private fun appendStartElement(stringBuilder: StringBuilder, qName: String?, attributes: Attributes?) { | ||
| stringBuilder.append("<$qName") | ||
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| if (attributes != null && attributes.length > 0) { | ||
| for (i in 0 until attributes.length) { | ||
| val attributeName = attributes.getQName(i) | ||
| val attributeValue = attributes.getValue(i) | ||
| if (attributeValue.contains("'")) { | ||
| stringBuilder.append(" $attributeName=\"$attributeValue\"") | ||
| } else { | ||
| stringBuilder.append(" $attributeName='$attributeValue'") | ||
| } | ||
| } | ||
| } | ||
| stringBuilder.append(">") | ||
| } | ||
| } |
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