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In conclusion, if you have a PowerPC Mac, you will not be able to run Oxygen v13, you can only use 12.2 or older. Also, Java 1.6(6) from Apple is not available for PowerPC Macs, not even in 10.5, so upgrading the OS will not resolve this. J2SE 1.4.Unfortunately Java 1.6 from Apple is not available for Mac OS X 10.4. improvements to the security and compatibility of Java on Mac OS X 10.5.6 and later
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or below a certain version of Java, here are Apple's Java for 10.5 Updates. dylib in /usr/lib/java (four of these are regular files, the other four are symlinks if you prefer, you can copy just the files and recreate the symlinks by hand).
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Installing Java 1.4.2 and/or Java 1.5 on snow Leopard: For example, getting PDFLab working again in Snow Leopard requires reinstalling Java 1.4.2 and the Cocoa-Java bridge. Reinstalling the Cocoa-Java bridge along with the proper version of Java is necessary to re-enable these applications on Snow Leopard. As an example, Apple also removed the Cocoa-Java bridge from Snow Leopard, which some Java applications such as PDFLab depended on. For these applications, re-installing Java 1.4.2 and/or Java 1.5 is necessary. However, your favorite application may not have a Snow Leopard compatible upgrade. Upgrading to the lastest versions of many applications usually will solve the problem. Many applications that relied on Java 1.4.2 and Java 1.5 stopped working in Snow Leopard, because Apple removed these Java versions from the system.
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